You will be given a definition of a task first, then some input of the task.
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'.

Sentence 1: I had to go shopping for my son the other day. Sentence 2: He is starting preschool soon. Sentence 3: He needed a lot of new clothes. Sentence 4: Everytime I buy him clothes, he destroys them so quickly. Sentence 5: I think I will just pick out some cheap ones. Choices: a. School time. b. The toy.
Output:
a