Read the following passage and questions, then choose the right answer from options, the answer should be one of A, B, C, D.

<passage>:
THE "But I want to get out of here! I want to go back where I came from! Do you understand—whoever, "But you can't go back to the Twentieth Century," said the box. "Nor is there any better place for you to be now, than Kar-Rah. You are the only man left on Earth. Those men that exist in other star systems are not really your kind anymore, though their forefathers originated on this planet. They have gone far beyond you in evolution. To them you would be only a senseless curiosity. You are much better off with my people—our minds are much more like but the But Ned Vince wasn't listening, now. "You are the only man left on Earth." That had been enough for him to hear. He didn't more than half believe it. hadn't yet tarred the traffic-loosened gravel at the Bend. An incredible science, millions of years old, lay in the minds of these creatures. His mind was too confused for conviction about anything. Everything Ned could scarcely have chosen abysmal horror. Ned was no coward—death and danger of beneath.... any ordinary Earthly kind, he could have faced bravely. But the being stranded alone on another world! to escape this nameless lair, to try to learn the facts for himself, possessed him. He bounded out of the vat, and with head down, dashed for the The Moon was a gigantic, pock-marked bulk. The constellations were unrecognizable. The rodent city was a glowing expanse of shallow, crystalline domes, set among odd, scrub trees and after a million years of erosion under an ocean that was gone. might as well be an exile on another planet—so changed had the Earth become. A wave of intolerable homesickness came over him as he eons, separating himself from his friends, from Betty, from almost dinosaurs, still bulked along the antiquity. The noon-day unconscious form, a mile from the city of Kar-Rah. In a flying machine they took him back, and time, so that he could not escape again. There he lay, helpless, who have discovered something remarkable. The desolate expanse around the gulch, was all but without motion. The icy breeze tore tiny puffs of dust from grotesque, angling drifts of soil, nearly did in the Twentieth Century. was visible. Even the hills had sagged away, flattened by incalculable ages of erosion. And—well—there's that thing utter, sick dejection of this the last space ships built by the gods in exodus, perhaps it was—half a million years ago. Man was gone from the Earth. Glacial ages, war, decadence, disease, and a final scattering of those ultimate superhumans to newer worlds in other solar systems, his own kind. Probably insanity looming. In far less extreme circumstances than this, death from had done that. which seemed to depend on a blast of atoms to clear away rock and soil. Thus the gulch had been cleared of the accumulated rubbish of antiquity. Man, it seemed, had a successor, as ruler of the Earth. Loy Chuk had flown his geological expedition out from the anachronism he had so miraculously resurrected—this human, this Kaalleee.... with a vast and unlooked-for success. thing to do—to send you back to your own period of history. For I see that you will never be yourself, here. It will be hard to accomplish, but we'll try. Now I shall put you under an anesthetic...." forward between shrewd, beady eyes, betraying the slow heritage of time, of survival of the fittest, of evolution. He could think and dream and invent, and the civilization plans. The government of Kar-Rah was a scientific oligarchy, Twentieth Century. far beyond that of the ancient mind. After hours of research, he proceeded to prepare his of his kind was already of which Loy was a prime member. It would be easy to get the beings and their machines, toiled dry mud that had encased it like an airtight coffin, had by now been chipped away by the perhaps a million years. Metal had gone into decay—yes. But not this body. The answer to this was simple—alkali. A mineral saturation that had held time and change in stasis. A perfect preservative for organic tissue, aided probably during most of those passing eras by desert dryness. The Dakotas had turned not a mere fossil. It was a mummy. Not the star-conquering demi-gods, but the ancestral stock that had built the first machines on Earth, and in the early Twenty-first Century, the first interplanetary rockets. No legendary antiquity, had aided images of the internal organs of this ancient human corpse. even greater than before. In devoid of moisture, the mummy was perfectly preserved, even to its brain cells! Medical and biological sciences were far advanced was of the same origin—a miraculous fabrication of metal and energy-units and soft plastic. principles long known to them, among Loy Chuk's kind. this long-dead body could be Perhaps, by the application of study this ancient man—this Kaalleee. Thus, their motives were mostly selfish. With infinite care—small, sharp hand-tools were used, now—the magnificent, inexorable march of disengaged from the worthless rust of his primitive automobile. ruins, left by the final supermen. "The Kaalleee believes himself will survive and be happy. But there was no other way. Time is home," Loy was thinking. "He researches among the cities of the supermen show the truth. Even they, who once ruled Earth, never escaped from the present by so much as an instant...." THE END beneath. A tremendous washed-down mountains, and the vague, angular, geometric mounds of human cities that were gone forever. sand desert, marked with low, Beyond the eastern rim of the Extensive research did not uncover any evidence that the U.S. copyright on this publication was renewed. Minor spelling and typographical errors have been corrected without note. dead as the highlands. Far out in a deep valley, Kar-Rah, the city of the rodents, since the beginning of their foggy evolution. Besides, in this latter day, the below the surface. Here at once, the scientist began his work. The body of the ancient man was put in a large vat. Fluids submerged it, slowly soaking from that hardened flesh the alkali that had preserved it for so long. The fluid was and other tissues became Then the more delicate processes passing between complicated electrodes. The cells of antique flesh and brain gradually took on a chemical composition nearer to that of the life that they had once known. At last the final liquid was drained away, and the mummy lay there, a mummy no more, but form. shock of vast change around him. Though it had been dehydrated, his brain had been kept perfectly intact through the ages, and now it was restored. now, on the well-being of this to a sitting posture. There was a muffled murmur around him, as of some vast, un-Earthly metropolis. shrill, parrot-like, and mechanical. somehow, simply because they could never belong in a only to press certain buttons to make the instrument express his thoughts in common, long-dead to himself, contemplating the held befuddled terror. He gasped With infinite care it was crated in the thin atmosphere. "I've giant from the past, lost from the ages. He remembered the ancient about a million years ago. I discovered your body. I brought you back to life. We have science that can do that. I'm Loy bold, friendly terms. Thus Loy sought, with calm, human logic, to make his charge feel at home. Probably, though, he was a fool, "Speaking to me. One million years. Evolution. The scientists an Eternal Wall. Our archeological

<question>:
How has planetary leadership evolved since the 20th century?

<options>:
A Authority is more vested in the knowledge and expertise of technologists and researchers
B The entire planet has adopted democracy as a means for ensuring liberty to all species
C The Kar-Rah have combined the most humane principles from authoritarian regimes and constitutional democracies
D Earth has eliminated all government in the name of autonomy and free will

<answer>:

A