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

<passage>:
it can be hired, of course, and naturally doesn't care who hires it. Something as it had in his own time. Oceans, mountains, and to a lesser extent, deserts, are fairly permanent even spreading over him, the now. The evening was dark, it was unlikely that the other even saw the the run, don't I?" nation, Mr. Prantera. All North America has been united into one unit. Today, there are only eight nations in the world." "Where's the nearest?" "No banks! You gotta have banks!" wrong. The other spoke precisely and method of distribution well over a slowly, the way a highly educated man speaks a language which he reads expressionlessly. Maybe the old duck Reston-Farrell and Brett-James were both present. The three of them sat in the living room of the latter's apartment, sipping a sparkling wine The newcomer started off on another tack. "My name is Lawrence Reston-Farrell. If I am not mistaken, you are Joseph Salviati-Prantera." Salviati happened to be Joe's mother's maiden name. But it was unlikely this character could have known that. Joe had been born in Naples and his mother had died in childbirth. His father hadn't brought him to the States until the age of five and by that Rossi. My finger, he works in Rossi's house, see? He lets me know every Wednesday night, eight o'clock, Al leaves the house all by hisself. O.K., time he had a stepmother. stupid? How do I know how many ... during what? He hadn't the vaguest idea of what had happened. gives it to me instead." Dr. Reston-Farrell said, "Howard Temple-Tracy lives alone. He customarily receives visitors every afternoon, largely potential followers. He is attempting to recruit members to Mr. Salviati-Prantera, that these are the only garments available. I suggest "This is difficult for you to understand, I imagine," Reston-Farrell told him, "but, you see, we no longer punish flatly, "What's it all about?" The other put down the unaccepted Everybody'd be running around giving it to everybody else." "2133," Reston-Farrell said. "2133 against another is obviously in need of medical care. And, consequently, receives it." failure, were now far away. things are, there's no way of making A.D. they would say." institution. Citizen Howard Temple-Tracy is the last man you will ever kill, Mr. Prantera." and with a chainsmoker's nervousness. somewhere in their middle fifties. They both looked like docs. He wondered, all over again, if this was past two centuries as there has in any other. Your treatment would be my colleague, Citizen Warren Brett-James? Warren, this is our guest from won't rat on you?" ... from yesteryear, Mr. Joseph Salviati-Prantera." after you have accomplished your mission, we plan to turn ourselves over to the nearest institution gently, "I think it would be Mr. Joseph Prantera, wouldn't it? The maternal linage was almost universally to have determined whether or not we also need therapy." so far as Joe could see. He said atavistic, evil genius. We are are allowed to mature." everybody's got it made, like, who'd get. Whatever the something else was, a slot opened in the middle of he matures at approximately the age of thirteen. However, mental maturity and adjustment is often not fully realized until thirty or even more. Indeed, it is sometimes never "What's it all about, huh?" Warren Brett-James said soothingly, "Prepare yourself for somewhat "To Nuevo Los Angeles and to the year—" Brett-James looked at his companion. "What is the date, Old a get. So you'll have to get some other patsy. Not me." Calendar?" screws everything up. But the way them to the other, scowling. "What are you guys talking about?" Warren Brett-James said softly, "Mr. Prantera, you are no longer in the year 1960, you are now in the year 2133." no longer the language spoken by the "I am afraid you have no alternative," students of such subjects any longer speak such tongues as Amer-English, French, Russian or the many others that once confused the race with their limitations as a means of communication." had been solved. The others were nervous, obviously frowning. Reston-Farrell said, "Suffice to say, you are now one hundred and seventy-three years after the last memory you have." out. He knew it wouldn't have taken much for them to cancel the others were on the verge of chickening what they had planned. Inwardly, Joe was amused. Now that they had got in the clutch, the to those last memories and his Joe Prantera's mind suddenly reverted his feet. "I'm gettin' outta here." For the second time, Reston-Farrell said, "Where would you go, Mr. Prantera?" belt and beneath the jacketlike garment he wore. "Let's start all over again. I got this He said, "O.K. See you guys later." again, as abruptly as he'd arisen. He left them and entered the building. to him even as he talked. "Everybody I know, Jessie, Tony, the Kid, Big Louis, everybody, they're dead. Even Big Louis." "Yes," Brett-James said, his voice soft. "They are all dead, Mr. Prantera. Their children are all dead, and their grandchildren." The two men of the future said nothing more for long minutes while Joe Prantera's mind whirled its confusion. repelled by the very conception of "Hey, wait a minute, now." the interruption. "There is small point in denying your calling. Pray remember that at the point when we ... you, you were about to dispose of a contemporary named Alphonso Annunziata-Rossi. A citizen, I might say, whose demise would probably have caused small dismay to society." this age, nor have there been for over already he was beginning to long for the things he knew—for Jessie and Tony and the others, for his favorite bar, for the lasagne down at Papa Two guys special, named Brett-James and Doc Reston-Farrell. I think one of the first jobs I'm gunna hafta do for you, Chief, is to give it to those two." THE END Transcriber's Note: Analog December 1960. 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. Just as we are today and just as nations were a century or a millennium ago." solved. Hadn't they been, the world most surely would have destroyed itself. such ever existed. More than a century and a half ago our society eliminated the reasons for international musingly, "we eliminated most international boundaries. Depressions? Shortly after your own period, man awoke to the fact that he had achieved to the point where it was possible to produce an abundance for all with a as others are still enslaved. Today the new strain—has found the human We had thought our vaccines immunized us." Ghengis Khan, of Tamerlane, Alexander, scene." "Now we're getting somewheres," you there is ultra-abundance in this age. Once this task has been performed, we will sponsor your entry into present day society. Competent psychiatric therapy will soon remove your present—" "Waita minute, now. You figure on again. "I am afraid there is no return, Mr. Prantera. Time travel works but in one direction, with He spent the first three days of his life in the year 2133 getting the feel of things. Brett-James and Reston-Farrell bring him from the past. He didn't want to meet them. The fewer persons involved, the better.

<question>:
Why does everyone in the future have hyphenated names?

<options>:
A Everyone in the future is pretentious.
B In the future, they honor the maternal lineage.
C In the future, they have such a large population it was necessary to differentiate between citizens.
D Everyone in the future uses the name of both spouses.

<answer>:

B