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: Jill's cat went missing. Sentence 2: After a few days she started to worry. Sentence 3: Usually it came back by then. Sentence 4: After another few weeks Jill started looking for it. Sentence 5: Luckily it showed up the next day. Choices: a. Nose. b. Runaway Cat.

b