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

<passage>:
what would happen?" found out." mean, how do we know Superior is maintaining the same position up here "Of course," he said, grinning at his stupidity. "And I guess we're not THE CITY THAT RAN OFF THE MAP was undoubtedly the most spectacular feat of the century, it simply Don Cort, stranded on that rising town, was beginning to suspect that gone. that they know. Maybe we'll begin to get some answers. Or, if not answers, then transportation." "Transportation?" Alis squeezed the arm she was holding. "Why? Don't you like it here?" days on the smallest—and the nuttiest—planet in the galaxy! I don't get out of this handcuff soon so I can take a bath and get into clean clothes, you're not going to like me." "If you mean don't I like you, the answer is yes, of course I do. But if But after a couple of weeks of floating around, it began to be obvious They were in the midst of an extremely pleasant kiss when the brief case at the end of Don's handcuff began to talk to him. was missing. The train's schedule called for it to pass through but not disappearance at midnight. The truck driver had made his discovery shortly after midnight. course to avoid it. He noted with only minimum satisfaction that his " his teeth and nibbling at it thoughtfully. But it was likely that all she noticed then was the brief case he carried, attached by a chain to a handcuff on his left wrist. "Will we be here long?" Don asked the conductor. He didn't want to miss his plane at Columbus. The sooner he got to Washington, the sooner he'd get rid of the brief case. The handcuff it was attached to was one reason why his interest in the redhead had been only passing. "Well, let's hurry up. We haven't got all night." the world." by an explosion. This one had the feeling of design behind it. on the edge of his seat during the exciting part of a movie, but the said, "if we don't settle back in the meantime." Garet telephoned and said, 'Hector'—that's my name, Hector Civek—'everything's up in the air.' He was having his little joke, of course. I said, 'What?' and then he told me." "Maybe not a plane," Don said, "but a helicopter could land just about "Maybe not. But I'll bet they're swarming all over you by morning." "Not everybody. Me, for instance." "No?" she said. "Judging by that satchel you're handcuffed to, I'd have thought you were a courier for the Pentagon. Or maybe State." He laughed quickly and loudly because she was getting uncomfortably " " beside himself. We haven't had so much excitement since the around a corner, gesticulating wildly to someone wearing a white laboratory smock. II pull it through his sleeve so he could take his coat off, but whatever was inside the brief case was too big. Cavalier had given him a room to himself at one end of a dormitory and he'd taken his pants off but had "You're Mr. Cort," she said. "Won't you join me?" "Thanks," he said, unloading his tray. "How did you know?" "The mystery man with the handcuff. You'd be hard to miss. I'm Alis—that's A-l-i-s, not A-l-i-c-e—Garet. Are you with the FBI? Or did you escape from jail?" "How do you do. No, just a bank messenger. What an unusual name. "The same," she said. "Also the only. A pity, because if there'd been two of us I'd have had a fifty-fifty chance of going to OSU. As it is, I'm duty-bound to represent the second generation at the nut factory." fork without knocking things off the table with his clinging brief case. "Here, let me cut your eggs for you," Alis said. "You'd better order them scrambled tomorrow. Yes, Cavalier. Home of the crackpot theory and the latter-day alchemist." "I'm sure it's not that bad. Thanks. As for tomorrow, I hope to be out of here by then." "How do you get down from an elephant? Old riddle. You don't "Actually there's only one, the Alis said. Don read the story, which seemed to him a capricious treatment of an apparently grave situation. the same exemption would apply to a dubious individual bent on investigating.... Don skimmed the rest. "I don't see anything about it being deliberate." Alis had been creaming and sugaring Don's coffee. She pushed it across to him and said, "It's not on page one. Ed Clark and Mayor Civek don't get along, so you'll find the mayor's statement in a box on page three, bottom." dropped to the rest of the world in a plastic shatter-proof bottle, said today that Superior has seceded from Earth. His reasons were as vague as The "reasons" include these: (1) Superior has been discriminated against and (3) chicle exporters have conspired (b) lacks space to publish and which (it being atrociously handwritten) he (c) has not the temerity to ask his linotype operator to set. "Three months past. How old are with you to the end of the world." "Sure I do. Non-Einsteinian Relativity 1, at nine o'clock. But I'm a On to the brink!" "What's happening?" he asked when he saw them. "Any word from down there?" "Not that I know of," Don said. He introduced him to Alis Garet. "What are you going to do?" "What I do?" the conductor asked. "You can go over to Cavalier and have breakfast," Alis said. "Nobody's going to steal your old train." The conductor reckoned as how he might just do that, and did. "Is it still? I mean hasn't it all poured off the edge by now? Was that Superior's water supply?" Alis shrugged. "All I know is you turn on the faucet and there's water. Let's go look at the creek." They found it coursing along between the banks. Everything stopped short. There were the remnants of a cornfield, with with a few autumn leaves still clinging to their branches, simply ended. "I should think it'd be all dried up by now. I'm going to have a look." "Don't! You'll fall off!" "I'll be careful." He walked cautiously toward the edge. Alis followed him, a few feet behind. He stopped a yard from the brink and waited for his right hand closed over the brink. For a moment he lay there, panting, head pressed to the ground. "How do you feel?" Alis asked. "Scared. When I get my courage back I'll pick up my head and look." Alis put a hand out tentatively, then purposefully took hold of his ankle and held it tight. "Just in case a high wind comes along," she said. "I have a compact." She took it out of her bag with her free hand and tossed it to him. It rolled and Don had to grab to keep it from going over the edge. Alis gave a little shriek. Don was momentarily unnerved and had to put his head back on the ground. "Sorry," she said. Don opened the compact and carefully transferred it to his right hand. He held it out beyond the edge and peered into it, focusing it on the isn't "It isn't? Then where is it going?" "Down, of course, but it's as if it's going into a well, or a vertical "Why? How?" out of play, Don thought) and on to the edge again. . "What's the other source, besides the faucet in your bathroom?" Don asked.

<question>:
What isn't likely to happen next?

<options>:
A Professor Garet will tell Don how to get down
B more people will find out about Superior seceding
C Don will find a way off of Superior
D Alis will find out what's in the briefcase

<answer>:

A