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: I went to the mall yesterday to check out some sunglasses. Sentence 2: I could not believe how amazing the sunglasses were. Sentence 3: When I tried some on, I asked for the price. Sentence 4: The saleswoman told me they were one thousand dollars. Sentence 5: I was shocked and immediately went home. Choices: a. Long ferry line. b. Amazing sunglasses.

Ex Output:
b

Ex Input:
Sentence 1: Kira didn't know what to make for dinner. Sentence 2: She searched the kitchen cabinets and refrigerator, taking inventory. Sentence 3: Kira's sister suggested they order a pizza instead. Sentence 4: Kira smiled, realizing they had pizza ingredients in the house. Sentence 5: Kira and her sister made pizzas for dinner. Choices: a. The Jail. b. Chef Kira.

Ex Output:
b

Ex Input:
Sentence 1: Cindy needed a new coat. Sentence 2: She found the one she wanted. Sentence 3: The only bad thing was it was too expensive. Sentence 4: She decided to start saving. Sentence 5: She was excited when she could finally afford it. Choices: a. New Coat. b. DIY Diaper.

Ex Output:
a