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'.

Ex Input:
Sentence 1: Justin was taking a trip. Sentence 2: His car started to make a loud noise. Sentence 3: He decided to pull over. Sentence 4: He popped the hood and his engine was blown. Sentence 5: He called for help and waited to get picked up. Choices: a. Halloween on the street. b. Justin breaks down.

Ex Output:
b

Ex Input:
Sentence 1: Nala bought a big bottle of wine. Sentence 2: She poured herself glass after glass while watching TV. Sentence 3: In the morning she saw that the whole bottle was gone! Sentence 4: Nala was shocked. Sentence 5: She decided she had to cut down on her drinking. Choices: a. Broken. b. Wine.

Ex Output:
b

Ex Input:
Sentence 1: My mom used to always struggle with simple computer tasks. Sentence 2: Me and my brother learned to be patient with her, and taught her. Sentence 3: She was slow to catch on, but eventually she became proficient. Sentence 4: My mother now uses her email and computer regularly in a new job. Sentence 5: I am proud of my mom for keeping up with times! Choices: a. My mom's computer literacy.. b. Pack of beer.

Ex Output:
a