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

<passage>:
Retief sat relaxed and said nothing. Just before the silence grew called Jorgensen's Worlds, and in themselves are of no importance intend to seize Jorgensen's Worlds by force." "This is open aggression, Retief," he said, "in case I haven't made Jorgensen's Worlds are technologically undeveloped areas. They're farmers or traders. Their industry is limited to a minor role in their economy—enough to support the merchant fleet, no more. The war potential, by conventional standards, is nil." "First," he said. "The Soetti War Plan—in detail. We were fortunate enough to make contact with a defector from a party of renegade Terrestrials who've been advising the Soetti." He folded another finger. "Next, a battle plan for the Jorgensen's people, worked out by "I'll carry it, sealed," Retief said. "That way nobody can sweat it out of me." Magnan started to shake his head. "I've heard of these Jorgensen's Worlds," Retief said. "I remember an "That doesn't leave me much time." "I have your itinerary here. Your accommodations are clear as far as Aldo Cerise. You'll have to rely on your ingenuity to get you the rest of the way." all our eggs in one basket, Retief. I hope their confidence in you is "A skilled electronics crew can do the job in a matter of minutes. The Jorgensens can handle it very nicely every other man is a mechanic of some sort." Retief opened the envelope Magnan handed him and looked at the tickets inside. "Less than four hours to departure time," he said. "I'd better not start any long books." "You'd better waste no time getting over to Indoctrination," Magnan Soetti are patrolling the trade lanes into Jorgensen's Worlds "I'll tell you what," Retief said soberly. "In a pinch, I'll mention your name." "You'll be traveling with Class X credentials," Magnan snapped. "There must be nothing to connect you with the Corps." "They'll never guess," Retief said. "I'll pose as a gentleman." II Retief put down the heavy travel-battered suitcase and leaned on the counter, studying the schedules chalked on the board under the legend Retief from the corner of his eye. Retief glanced at him. "Two twenty-eight, due out today for the Jorgensen group," Retief said. "If I have to come around this counter," Retief said, "I'll feed that Retief looked at him. "Which gate?" Retief said. "For the two twenty-eight for Jorgensen's Worlds," Retief said. Retief followed the signs, threaded his way through crowds, found a with a scarred jawline and small eyes was slouching there in a rumpled gray uniform. He put out a hand as Retief started past him. "Lessee your boarding pass," he muttered. Retief pulled a paper from an inside pocket, handed it over. Retief put his bag down. He turned at a sound behind him. A tall, clamped his jaws together, turned to speak over his shoulder. "Somebody in the cabin. Get 'em out." He rolled a cold eye at Retief as "Too bad," Retief said. "Finders keepers." Retief turned to the baggage on the floor, tossed it into the hall. The Retief looked up. A gaunt leathery-skinned man wearing white ducks, a "I'm captain of this vessel," the first man said. "You've got two minutes to haul your freight out of here, buster." "When you can spare the time from your other duties," Retief said, Two big men edged into the cabin, looking at Retief. Retief put his cigar in an ashtray, and swung his feet off the bunk. "We're due to lift in twenty minutes." The thick-necked man and the Captain both shouted at once. The Captain's voice prevailed. "—twenty minutes ... uniform Code ... gonna do?" "Close the door as you leave," Retief said. Four waiters passed Retief's table without stopping. A fifth leaned against the wall nearby, a menu under his arm. At a table across the room, the Captain, now wearing a dress uniform and with his thin red hair neatly parted, sat with a table of male passengers. He talked loudly and laughed frequently, casting occasional glances Retief's way. A panel opened in the wall behind Retief's chair. Bright blue eyes "Looks like it, old-timer," Retief said. "Maybe I'd better go join the Retief ate slowly. Time always dragged on shipboard. Four days to Jorgensen's Worlds. Then, if Magnan's information was correct, would be good to know what Jorgensen's Worlds would be up against. Retief finished the steak, and the chef passed out the baked Alaska and coffee. Most of the other passengers had left the dining room. Mr. Tony and his retainers still sat at the Captain's table. As Retief watched, four men arose from the table and sauntered across "You must want to get to Jorgensen's pretty bad," the thug said in a Retief looked at the coffee cup, picked it up. The thug squinted at Retief. "A wise hick," he began. Retief looked at Mr. Tony, still standing open-mouthed. Retief heard the panel open beside him. He turned and walked away. The captain signaled and two waiters came up. Retief watched as they carted the casualty from the dining room. those long days." "They don't like me bringing yer meals to you in yer cabin," Chip said. "But the cap'n knows I'm the best cook in the Merchant Service. They won't mess with me." "What has Mr. Tony got on the captain, Chip?" Retief asked. "Sure. What have they got against my going to Jorgensen's Worlds?" "I'll bet you can still handle it, Old Timer. What are Jorgensen's aboard for Jorgensen's?" Retief looked at him questioningly. feet tapping on the floor. A flaring metal helmet shaded the deep-set compound eyes, and a loose mantle flapped around the knobbed knees. Behind the alien, the captain hovered nervously. "Who's your friend, Captain?" Retief said. "Last chance," Retief said. Skaw stood poised, open pincers an inch "He's dead." The captain stared at Retief. "We're all dead men," he that's the secret." "Maybe you got a point," the captain said, looking at Retief. "All they got's a three-man scout. It could work." "That," Retief said, "would be a hard one to answer." Retief awoke at a tap on his door. "You want to get to Jorgensen's perty bad, don't you, Mister?" Retief sat up and reached for a cigar. by-passin' Jorgensen's Worlds. We'll feel the course change any minute." Retief nodded, opened the door and stepped into the cabin. The captain "I think we'd better call in at Jorgensen's." just hold your course for Jorgensen's." "Power Section, this is the captain," he said. Retief reached across "And one to go," Retief said. "Tell him." the mike and looked up at Retief. "It's eighteen hours yet before we pick up Jorgensen Control. You going Retief released the captain's wrist and turned to the door. Retief settled himself in a chair. stay here and help you hold your course for Jorgensen's Worlds." Retief took out the needler and put it on the desk before him.

<question>:
Why was Retief's mission to Jorgensen's Worlds so important?

<options>:
A He held vital information that could change the picture of the future of the area
B He was a useful aggressor who could take down an entire army if needed
C He was responsible for ensuring that Tony did not enter Jorgensen's Worlds
D He was the only member who was skilled in traveling

<answer>:

A