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: Nelly was having a cookout with her friends. Sentence 2: She wanted to make a s'more that would impress everyone. Sentence 3: Things were coming along nicely until her marshmallow combusted. Sentence 4: She was forced to serve up the burnt marshmallow. Sentence 5: To her surprise, her friends loved the treat. Choices: a. The Burnt S'more. b. Broken Case.

a