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: My nephew moved to the suburbs this summer. Sentence 2: His family is in the city and do not drive. Sentence 3: His mother-in-law was babysitting his one year old boy. Sentence 4: His wife got into a fight with her mom and threw her out. Sentence 5: Now they are wondering who can babysit for them. Choices: a. The stolen bike. b. Babysitter Fired.

b