Answer:
A. the theft of Judson's liquor sets the story into motion.
B. Alec's arrival at the cabin leads to Judson drinking poisoned whiskey.
C. "she saw the bottle in her husband's hand" (Paragraph 7) causes Marcia's fear.
D. The conversation between Judson and his wife prompts Judson to consider throwing out the poisoned whiskey.
C. The main theme of the story is that there will be consequences if people take justice into their own hands.
D. "'and don't worry about your poor, abused little burglar. No one is going to get hurt who hasn't got it coming to him.'" (Paragraph 25) best reveals Judson's belief about crime and punishment.