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'.

Example Input: Sentence 1: Brit was sixteen and feared she was pregnant. Sentence 2: Her period was late and she had had unsafe sex once. Sentence 3: Finally she bought a test and took it. Sentence 4: Thankfully, it was negative, but Brit had learned her lesson. Sentence 5: She vowed to never again have unprotected sex with anyone! Choices: a. Scare. b. Rainbow.
Example Output: a

Example Input: Sentence 1: There was lots of stuff on the table. Sentence 2: I needed to eat my lunch. Sentence 3: I took the stuff the table. Sentence 4: I put my bowl on the table. Sentence 5: I was able to eat my lunch. Choices: a. concert. b. Table.
Example Output: b

Example Input: Sentence 1: Adam lost his dog last week. Sentence 2: He posted posters all over his neighborhood hoping someone found it. Sentence 3: A call came in a month later. Sentence 4: Someone found his dog and put him in the pound! Sentence 5: Adam rushed to the pound to reunite with his dear friend. Choices: a. Stressful Job. b. Lost dog.
Example Output:
b