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: Howard was getting bullied. Sentence 2: He did not know what to do. Sentence 3: His friend ended up standing up to the bully. Sentence 4: His friend beat the bully up. Sentence 5: The bully did not bother howard anymore. Choices: a. Bullies. b. Sister.
Example Output: a

Example Input: Sentence 1: The Johnsons were a musical family. Sentence 2: There were 14 children and their 2 parents in the family. Sentence 3: Everyone was very talented but one stood out. Sentence 4: She was the baby of the family but had the voice of an angel. Sentence 5: Many years later she is an international superstar. Choices: a. The Proposal. b. The Best.
Example Output: b

Example Input: Sentence 1: I asked my guests to take their shoes off before coming into my house. Sentence 2: They were at my house for a party. Sentence 3: As they were leaving, one of them said he couldn't find his shoes. Sentence 4: Apparently, someone else had worn his shoes and left. Sentence 5: Fortunately, I had an extra pair of shoes that I could lend him. Choices: a. Shoes. b. Miley lost some fans..
Example Output:
a