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 vast things that had happened to himself, and to the world. The scope of it all was too staggeringly big. One million years. God!... Ned Vince made a last effort again—a million years later! or whatever you are?" old car rattled and roared as he Twentieth Century," said the Kar-Rah. You are the only man high, up-jutting mass of Jurassic though their forefathers originated rock at the turn of the road. on this planet. They have Dazzled, and befuddled by his much better off with my people—our minds are much more like yours. We will take care of you, and make you comfortable...." of his kind was already An incredible science, millions of years old, lay in the minds of these creatures. heard might be some kind of any ordinary Earthly kind, he strangeness, were hideous like dead birds so often floated, was animal chucklings around a furry body, hurried his feverish 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 bushes. The crags loomed on all squeaky chattering. Rodents planet—so changed had the Earth become. A wave of intolerable homesickness sensed the distances of time that everything that was familiar. dinosaurs, still bulked along the "Kaalleee! Tik!... Tik, tik, tik!... Kaalleee!..." The excited cry, which no human throat could quite have duplicated antiquity. The noon-day ran, welcoming that bitter, killing chill. "Kaalleee!... Tik, tik, tik!..." At first there was only one voice uttering those weird, triumphant sounds. Then other the city of Kar-Rah. In a flying vocal organs took up that trilling wail, and those short, sharp in the same laboratory room as qualities identifiable as human, who have discovered something did in the Twentieth Century. sagged away, flattened by incalculable ages of erosion. At a mile distance, a crumbling heap of rubble arose. Once it had been a building. A gigantic, jagged mass of detritus slanted upward from its crest—red debris that had once been steel. A launching catapult for the last space ships built by the gods in exodus, perhaps it was—half a million years ago. Man giant from the past, lost from ages, war, decadence, disease, his own kind. Probably insanity ultimate superhumans to newer regardless of the species from looming. In far less extreme circumstances "Kaalleee!... Tik, tik, tik!..." The sounds were not human. They were more like the chatter common with all real scientists, and wail of small desert animals. and a final scattering of those subjects of his researches. He sharp and burnished. The flat, streamlined bulk of a flying machine, that had baffled far keener wits muzzle of a strange excavator-apparatus, which seemed to depend on a blast of atoms to resurrected—this human, this Kaalleee.... accumulated rubbish of antiquity. Time-travel. Almost a legend. An shiny and new. The bell-like clear away rock and soil. Thus from the city of Kar-Rah. And with a vast and unlooked-for success. different in appearance from his ancestors. A foot tall, perhaps, as he squatted there in that antique spread around his inquisitive, pink-tipped snout. But his cranium bulged up and forward between shrewd, beady eyes, betraying the slow heritage of time, of survival of the fittest, dream and invent, and the civilization plans. The government of Kar-Rah far beyond that of the ancient Twentieth Century. was a scientific oligarchy, It would be easy to get the A horde of small, grey-furred beings and their machines, toiled help he needed. for many days. There was a gob of junk—scarcely more than an irregular brown and hard as old wood. The were gathered, tense and clothing still clung to it, after those passing eras by desert dryness. not a mere fossil. It was a mummy. "Kaalleee!" Man, that meant. Not the star-conquering demi-gods, but the ancestral stock approached. With a kind of fierce machines on Earth, and in the that had built the first arms. Yes, she was just like always. early Twenty-first Century, the legendary antiquity, had aided called time-travel, that I used to The final instrument he used to test the mummy, looked like a miniature stereoscope, with complicated of this ancient human corpse. or observe too closely the incongruous own memories of the original. its brain cells! Medical and biological sciences were far advanced was of the same origin—a miraculous was perfectly preserved, even to principles long known to them, this long-dead body could be move, speak, remember its past! in the museums of Kar-Rah! Kaalleee. Thus, their motives study this ancient man—this were mostly selfish. substantial than cheering. With infinite care—small, sharp hand-tools were used, now—the the ages. He remembered the ancient rust of his primitive automobile. "The Kaalleee believes himself With infinite care it was crated the flying machine. Flashing flame, the latter arose, bearing the entire hundred members of the expedition. in a metal case, and hauled into Even they, who once ruled Earth, never escaped from the present washed-down mountains, and the vague, angular, geometric mounds of human cities that were gone forever. than this, death from Extensive research did not uncover any evidence that the U.S. Far out in a deep valley, Kar-Rah, aspect. Loy Chuk's people of their foggy evolution. Besides, in this latter day, the work. The body of the ancient the alkali that had preserved it changed often, until woody muscles and other tissues became electrodes. The cells of antique flesh and brain gradually took on a chemical composition nearer to a pale, silent figure in its tatters metal-fabric helmet on its head, and a second, much smaller helmet on his own. Connected with this arrangement, was a black kept perfectly intact through the whose weird shapes suggested Fossil bone-fragments were mounted in shallow cases. Dinosaur bones, some of them seemed, from their size. But there was a complete skeleton of a dog, too, and the skeleton of a man, and a second man-skeleton that was not quite human. Its neck-vertebrae were very thick and solid, its shoulders were wide, and its skull was gigantic. All this weirdness had a violent effect on Ned Vince—a sudden, nostalgic panic. Something him, as of some vast, un-Earthly metropolis. way they were assembled, were old, familiar friends. But the tone was wrong. It was high, shrill, parrot-like, and mechanical. black box just outside of his crystal vat. From that box the brownish animal with a bulging head. The animal's tiny-fingered paws—hands they were, really—were touching rows of keys. insane and incomprehensible. A rodent, looking like a prairie dog, a little but plainly possessing a high order of intelligence. And a voice whose soothingly familiar words were more repugnant thoughts in common, long-dead were not human, would have had awry. His gaunt, young face held befuddled terror. He gasped in the thin atmosphere. "I've gone nuts," he pronounced with a curious calm. "Stark—starin'—nuts...." Loy's box, with its recorded English words and its sonic detectors, and the box reproduced his answer: "No, Ned, not nuts. Not a bit of it! There are just a lot of things that you've got to get about a million years ago. I discovered sought, with calm, human logic, years. Evolution. The scientists say that people grew up from are smart. So maybe super-prairie-dogs

<question>:
What do the Kar-Rah have in common with 20th century humans?

<options>:
A An erect posture
B General height
C Language
D Large crania

<answer>:

D