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

<passage>:
of it. Stubbornly she forced herself back to reality. At any moment Jack, dark-eyed and scrappy, might come swinging down the long, shining aisle. Jack—Captain Jack McHenry, if you please—must not know, yet, what she was doing to patch up their marriage. be born on the Moon," corrected Marcia, "and her name will be Miss Eagen (which, her neat lapel button attested, was her name) made Marcia, "we won't have to ask the passengers if they're well. It's so As Miss Eagen moved to the next seat, Marcia shrank into a small Jack would rise to the occasion, and it would be all right. It had could do. She wasn't a scheming woman. No one would ever know how difficult it had been for her to think up the whole plan, to find Nellie Foster (someone Jack had never met) and to persuade Nellie to register for the trip and take the physical for her. She'd had to lie to Nellie, to make Nellie think she was brave and adventurous, and that she was just doing it to surprise Jack. Oh, he'd be surprised, all right. honey! Ships travel to the Moon and back on iron-clad, mathematical in her had been pleased at the dull flush that rose to his face. Everyone knew about the Elsinore Even now she distinctly recalled the beginnings of the interplanetary trajectory, and had to warp her in as best he could, without passing to leap from Earth, Marcia started as an officer ducked his head into Now the brown-clad Miss Eagen was speaking from the head of the aisle. again! thought Marcia furiously her down and back Now Earth's surface was vague and Sun-splashed. Marcia's sense of loss "We are now," said Miss Eagen's calm voice, "thirty-seven miles over sleeplike ascent into space. Marcia very nearly forgot to breathe. She "Miss Eagen—" Seeing the startled expression on the stewardess' face, Marcia realized "Come along," said Miss Eagen cheerfully. She put a firm arm around Marcia's shoulder. "Just a touch of space-sickness. This way. it. We'll have you fixed up in a jiffy." "It isn't s-space sickness," said Marcia in a very small and very Marcia lay down gratefully. She closed her eyes tightly and said, "I'm "You're not—" Miss Eagen apparently decided to take one thing at a what ?" "I'm Mrs. McHenry. I'm Jack's wife." There was such a long pause that Marcia opened her eyes. Miss Eagen was Miss Eagen did, swiftly and thoroughly. "You're so right," she With her back to Marcia, she said, "I'll have to tell the captain, you "Thanks," said Miss Eagen flatly. Marcia felt as if she'd been slapped. Miss Eagen dried her hands and crossed to an intercom. "Eagen to Captain." "McHenry here." "You know I've got course-correction computations from here to yonder. "I think," said Sue Eagen into the mike, "that the computations can "He'll be right here," said Miss Eagen. Marcia sat up slowly, clumsily. Miss Eagen did not offer to help. Marcia's hands strayed to her hair, patted it futilely. Marcia! ? You—we—" He turned to Miss Eagen, who nodded once, her This time Miss Eagen didn't react at all, and Marcia knew that she had There was a stiff silence. Marcia looked up at Miss Eagen. "It's true, Marcia's patience, snapped. "You don't have to look so superior. I know husband, and don't you forget Marcia thought for a frightened moment that she was going to call Jack back again. Instead she dialed and said, "Hospital to Maintenance. Another stiff silence. A question curled into Marcia's mind and she Miss Eagen did not beat around the bush. "I've been with Captain McHenry for three years. I hope to work with him always. I think he's the finest in the Service." "He—th-thinks as well of you, no doubt." "Bolt the bed to the bulkhead, Pet. Mrs. McHenry—I'm sorry, but you'll Marcia bounced resentfully off the cot and stood aside. Petrucelli looked at her, cocked an eyebrow, looked at Miss Eagen, and asked, "Please hurry, Pet." She turned to Marcia. "I've got to explain to the Marcia watched the big man work for a moment. "Why are you putting the Feeling very much put-upon, Marcia waited silently until he was Miss Eagen returned. Miss Eagen looked at her coolly. "I'm sorry," she said, obviously not She looked Marcia straight in the eye. "What makes a jaywalker isn't the 17-kesteroids begin spastic "But how?" asked Marcia, interested in spite of her resentment. especially susceptible because their protective reflexes, through and through, are much more easily stimulated." computer—working out orbital and positional and blast-intensity data that would be a hard nut for the giant calculators on Earth to crack. And he's doing it in half the time—or less—than it would take the Through a growing fear, Marcia nodded mutely. with hours of fuelless free-fall, and enough fuel for a power spin and course corrections while spinning, are two very different things. Captain McHenry won't be able to maneuver to a landing on the Moon. He'll do it exactly right the first time, or not at all." Marcia was white and still. "I—I never—" "But I haven't told you the toughest part of it yet," Miss Eagen went the ship's course and landing approach are completely new. Instead of letting the ship fall to the Moon, turning over and approaching tail-first with the main jets as brakes, Captain McHenry is going to have to start the spin first and go almost the whole way nose-first. down when the Moon's gravity begins to draw us in. There'll be two short periods of free-fall there, but they won't be long enough to bother you much. And if we can do all that with the fuel we've got, it will be a miracle. A miracle from the brain of Captain McHenry." Marcia forced herself away from the bulkhead with a small whimper of Miss Eagen was beside her in an instant, a hard small hand on her arm. "Where are you going?" these people...." "He will and he must. You surely know your husband." "I know him as well as you do." Miss Eagen's firm lips shut in a thin hard line. "Do as you like," she whispered. "And while you're doing it—think about whom he's spinning ship for." She took her hand from Marcia's arm. Marcia twisted away and went into the corridor. Miss Eagen was standing by the hospital door, watching her. When Marcia turned away without speaking to Jack, Miss Eagen smiled and held out Marcia went to her and took the hand. They went into the hospital. Miss Eagen didn't speak she seemed to be waiting. "Yes, I know who Jack's spinning the ship for," said Marcia. Miss Eagen looked an unspoken question. Marcia said, painfully, "He's like the Captain of the There was a sudden thunder. Over Miss Eagen's shoulder, through the port, Marcia saw the stars begin to move. Miss Eagen followed her gaze. Marcia could never recall the rest of the details of the trip. There Sue Eagen was there, too, and the thing she shared with Jack. Of course Marcia had it too. And with understanding replacing fear, Marcia was free to recall that Jack had worked with Sue Eagen—but it was Marcia disintegrate, and someone kept saying, "Hold tight, Marcia Marcia. She called me Marcia.

<question>:
What are the thread(s) that connect Miss Eagen and Marcia?

<options>:
A They are both soon-to-be mothers
B They wish to live on the Moon one day
C They both know Mr.McHenry
D They are accomplices in the plan, and know Mr. McHenry

<answer>:

C