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

<passage>:
Extensive research did not uncover any evidence that the U.S. copyright on this publication was renewed.] Sure I'm a Nilly, and I've died seven times, always in the blackness of the outer reaches, and I'm not alone, although there aren't very many of us, never were. It made sense. Interstellar was new and they wanted him on the ship because he was a trained observer. They wanted facts, not gibberish. But to ask a man to give up two years of his life—well, that was the making. Interstellar Chief Rexroad knocked the dottle from his pipe in a tray, saying, "Transworld Press is willing to let you have a leave of abscence, if you're interested." fine record in this sort of thing." Keith Ellason smiled, but just barely. "You should have called me for the first trip." before with a thousand families, reached the planet with less than five hundred surviving colonists. Upon the return to Earth a year later, the Sessions in dealing with such matters. "Space affects men in a peculiar way," Phipps said. "We have conquered the halfway point. It ended with passengers engaging in open warfare with each other and the crew. Sessions was lucky to escape with his life." "I suppose that's problematical," Phipps said, "but I think you will. Captain Branson and his fifty crewmen want to return as badly as you Being a Nilly is important, probably as important as running the ship, and I think it is this thought that keeps us satisfied, willing to be what we are. The Weblor II were chunks of blue. strictly from the observer viewpoint. There will be no story for Transworld at the end." I say that until the journey ends." He smiled. "Perhaps I shouldn't have mentioned it." Ellason left the captain's quarters with an odd taste in his mouth. Now why had Branson said that? Why hadn't Rexroad or Phipps said something, if it was important? He made himself comfortable in his seven-foot-by-seven-foot cubicle, which is to say he dropped on his bed, found it more comfortable than a year, just as there were homes like it for three thousand others, except that the family rooms would be larger. His quarters were near the front of the spike near the officers' quarters. He felt rather than heard the dull rumble. It was a sound he knew would be with him for two years—one year going and one year returning. He looked at his watch, picked up his notebook and made an entry. The up. He'd have to go forward to the observation dome to see that. Last view of Earth for two years. The penetration of space by large groups is the coming out from under shown the way. The theft of Carver Janssen's attache case occurred on the thirty-first was significant that all en route had passed stability tests, and that it was to the ship's discredit that someone with criminal tendencies ? They had passed stability tests too. This, then, was what happened when you took three thousand strangers and stuck them in a can for a year. knows we try to vary it as much as we can. Space creates rough edges. But the point is, we know all this, and knowing it, we shouldn't let it happen. We've got to find that thief." "Oh, he was about six feet tall, stocky build, and he wore a red rubber mask that covered his head completely." Quadrant Two or Four. Elias Cromley, who had the compartment next to Janssen's, sounded the consensus when he said, "Surely a man wouldn't steal from his own quadrant, now would he, Mr. Ellason?" compresses, stultifies. He introduces a countermeasure, proof he exists, which is any overt act, sometimes violent. On the forty-fifth day June Failright, the young wife of one of the passenger meteorologists, ran screaming down one of the long corridors of the Third Quadrant. She told the captain she had been attacked in her compartment while her husband was in the ship's library. She was in the newsletter, it lost no time in penetrating every compartment of the ship. Ellason was present when a delegation from the Third Quadrant called on Captain Branson, demanding action. Branson remained seated behind his desk, unperturbed, saying, "I have no crewmen to spare for police duty." The delegation commenced speaking vehemently, to be quieted by Branson's raised hand. "I sympathize," Branson said, "but it is up to each quadrant to deal "No, I trust my men. I won't violate that trust." Ellason left, feeling uneasy. If he were Branson, he'd initiate an As a Nilly, I knew that space breeds hate. There is a seed of it was ready for ripening. Raymond Palugger was killed in the ship's hospital on the sixty-first nine tomorrow morning in the auditorium. I will speak to you all then." Faces were angry, tongues were sharp at the meeting, eyes suspicious and tempers short. Above it all was the overpowering presence of Captain Branson speaking to them. better weapon than any gun." "What's that?" "This ship is only so wide, so long and so deep. If every inch is searched, you'll find your man. He has to be somewhere aboard." The colonists quieted. Benjamin Simpson, one of the older men, was each of the quadrants was named to serve under him. Each of these men in turn selected five others from his own group. Those assembled waited in the hall while each team of six inspected the compartments of the others. These compartments were then locked, everyone returned to his compartment, and the larger search was conducted. It took twenty hours. The captain reported that his search had been equally fruitless. At another assembly the following day it was decided to make the and by Keith Ellason. We Nillys know about hate and about violence. We know too that where there is hate there is violence, and where there is violence there is death. During sleep time on the seventy-ninth day Barbara Stoneman, awakened the landing on Antheon. But on the 170th day calamity struck. Red Mask appropriated one of the detail. He won't be able to get through our fingers now. Just let him make so much as a move." "And what will you do when you get him?" fiercely than ever. "Without a trial?" "Well, Critten," Branson roared at him, "what have you got to say for Critten looked him square in the eye and said, "I threw it out one of the escape chutes. Does that answer your question?" "Threw it away?" Tarper and the crowd were incredulous. blasts from six stunners supplied with full power. It was witnessed by a great crowd in the assembly hall. A detail from the ship's crew disposed of his body through a chute. It was all duly recorded in Keith Ellason's notebooks. Dying is easy for a Nilly. Especially if it's arranged for beforehand, which it always is. The Weblor II "Hello," Critten said, grinning from ear to ear. there were wars." "You were excellent," Ellason said. "Can't say I enjoyed the role," said Critten, "but I think it saved , so they had you trained to be a scapegoat. Is that right?" Critten nodded. "When great numbers are being transported, they are apt "To say nothing of me," Critten said. "Naturally." "We removed the charges before the guns were used." "And Carver Janssen's case?" "He'll get it back when he's shuttled to Antheon. And all the other Captain Branson will say they were found somewhere on the ship. You see, I was a liar." "How about that assault on June Failright?" Critten grinned again. "She played right into our hands. She ran out robbed along the corridor. That really stirred them. Lucky nobody got hurt during any of it, including that Stoneman woman. I was trying to rob her when she woke up." Branson cleared his throat. "Ah, Ellason about that story. You understand you can't write it, don't you?" Critten sighed. "And I'll have to be caught again."

<question>:
How many times has Critten been a Nilly?

<options>:
A 8
B 5
C 7
D 6

<answer>:

C