Definition: In this task, you're given five sentences, numbered 1 through 5, and two options a and b for possible titles for the story. Your job is to choose the title that better fits the story. Indicate your choice by 'a' or 'b'.
Input: Sentence 1: Abby was in a very upbeat mood because of her math grade. Sentence 2: Abby told her friend Barry about her good grade in math. Sentence 3: However, instead of being happy, Barry was being negative. Sentence 4: Barry, even went as far to insinuate that Abby cheated on her test. Sentence 5: Abby was mad that Barry was being a Debby Downer about her grade. Choices: a. The Book Report. b. Debby Downer.

b