Q: 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.
Title: Overcoming shortcomings. Sentence 1: John was a pastor with a very bad memory. Sentence 2: He tried to memorize his sermons many days in advance but to no avail. Sentence 3: He decided to learn to sing to overcome his handicap. Sentence 4: He then made all his sermons into music and sang them on Sundays. Choices: a. His congregation was delighted and so was he. b. After five hours at the aquarium, Melody and her family drove home.
A:
b