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: Cody signed up to join the army. Sentence 2: He had to go through a physical. Sentence 3: Cody had a bad knee. Sentence 4: Cody wasn't able to pass the physical. Sentence 5: He wasn't able to be in the army. Choices: a. Drain. b. Army Recruit.

b