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: Ralph needed to go grocery shopping. Sentence 2: He took a shower and got dressed to go out. Sentence 3: He went to the bowl that he puts his car keys in. Sentence 4: But they were not there. Sentence 5: He rummaged through the room, but was unable to find the keys. Choices: a. Lost Keys. b. Swim Team.

a