Instructions: 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: Kelly was walking down the street. Sentence 2: To her dismay she was shaken by a large mouse. Sentence 3: The mouse was coming out of a trash can. Sentence 4: Kelley was horrified. Sentence 5: She immediately ran away. Choices: a. Large mouse. b. Nice highlights.
Output:
a