In this task, you're given the title of a five-sentence story, the first four sentences, and two options for the fifth sentence as a and b. Your job is to pick the sentence option that does not connect with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes less sense.
Q: Title: Revenge. Sentence 1: In a feud between two neighbors, Frank and Earl refused to back down. Sentence 2: Earl set fire to Frank's car in an aggressive move. Sentence 3: Frank freaked out and called the cops. Sentence 4: The police had no evidence and let Earl go. Choices: a. Cane never returned back to that job. b. From then on, Frank submitted to Frank's terror.
A:
a