Given the task definition and input, reply with output. 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 was playing baseball at school. Sentence 2: I touched first base. Sentence 3: I went right past second base. Sentence 4: They said I was out. Sentence 5: You have to touch all of the bases. Choices: a. First Night Alone. b. Missed Base.
b