Teacher: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.
Teacher: Now, understand the problem? Solve this instance: Title: Birthday Gift. Sentence 1: David's mother's birthday was coming up. Sentence 2: Glenn had forgotten about this until the day before it. Sentence 3: When he remembered he ran out in a panic to buy a gift. Sentence 4: He managed to buy a book just before the bookstore closed. Choices: a. So she got her a ticket for a second ride. b. His mother loved the book when he gave it to her the next day.
Student:
a