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: Carey was in the 11th grade and had fallen for a boy. Sentence 2: She was ecstatic every time they had a chance to talk. Sentence 3: One day, the boy invited her over to hang out. Sentence 4: She was so nervous she rejected him and he soon moved on. Sentence 5: She never forgave herself for not telling him how she felt. Choices: a. Regret. b. Annoying Commercials.

Ex Output:
a

Ex Input:
Sentence 1: Chloe and Larry met one night at a party. Sentence 2: They really hit it off and started dating immediately. Sentence 3: After 3 months they thought it was true love and got married. Sentence 4: As they began to learn more about each other they started to fight. Sentence 5: They realized they got married too fast and decided to get a divorce. Choices: a. New Glasses. b. Married too fast.

Ex Output:
b

Ex Input:
Sentence 1: Ken received a check in the mail. Sentence 2: His school refunded his excess financial aid. Sentence 3: Since he had no obligations, he decided to spent it. Sentence 4: He bought a laptop with several clothes. Sentence 5: He spent the money so fast that he forgot to save enough for food. Choices: a. Refund Spree. b. Missing movie date..

Ex Output:
a