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: The sound was whiny and squeaky. Sentence 2: This was on a saxophone. Sentence 3: The instructor had asked someone to show poor embrasure. Sentence 4: We were learning to play woodwinds. Sentence 5: It was in middle school band practice. Choices: a. Money. b. Embrasure.
Output:
b