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: As I neared the end of high school, I wanted to do something new. Sentence 2: I decided to go overseas to teach kids, even though I'd never flown. Sentence 3: I signed up and raised money, and I was off to Sierra Leone! Sentence 4: It was the hardest thing I've ever done. Sentence 5: However, if I had the chance, I'd do it all over again, no doubt. Choices: a. Sierra Leone. b. Bite My Tongue.

a