 Which of the following best serves as a metaphor for Phil and Mary's relationship, by the end of the story?
Transcriber's Note: This etext was produced from Astounding Science Fiction December 1955. Phil Conover pulled the zipper of his flight suit up the front of his long, thin body and came into the living room. Yes, I'm sure you did," she said, finishing the ritual; but her voice broke, and she turned her head away. If anything could go wrong, they wouldn't be sending me; you know that. "Mary, you know I can't back out now. "I've got to get started, Mary. No matter how much I love you, I just couldn't take that, Phil. "I wish you had told me this a long time ago, Mary," Phil said.
 The new, government-built town
 Mary's cigarette burned down too far  The new, government-built town  The barbed wire fence  The broken zipper on Phil's space suit