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 seamlessly connects with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes more sense.

[Q]: Title: Bus 2. Sentence 1: The bus took off slowly. Sentence 2: The driver was very old. Sentence 3: She wondered if they would make it on time. Sentence 4: He took turns very slowly. Choices: a. We kept making them anyway. b. He got there ten minutes late.
[A]: b

[Q]: Title: Jervis Votes For Mayor. Sentence 1: Jervis decides he wants to vote in the upcoming election. Sentence 2: He votes for the Mayor. Sentence 3: Unfortunately his candidate does not win. Sentence 4: Even though his candidate didn't win, Jervis is happy he voted. Choices: a. Sam was excited for weeks after. b. He decides he will vote in the next election too.
[A]: b

[Q]: Title: Cause of the Change. Sentence 1: Anita was a nice person who loved her son. Sentence 2: At one point, she needed to have a minor surgery. Sentence 3: The surgery went well, but Anita seemed to come home upset. Sentence 4: Her attitude toward her son changed and never changed back. Choices: a. His date thought he was weak. b. Her surgery made her treat her son like she hated him.
[A]:
b