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 woke up to prepare for my first day of school. Sentence 2: When I got on campus, this girl greeted me. Sentence 3: She introduced herself and commented on my looks. Sentence 4: We had a small conversation and exchanged numbers. Sentence 5: In addition, she asked me out the next day. Choices: a. Straight Out of the Oven. b. Plot Twist.

Ex Output:
b

Ex Input:
Sentence 1: The police investigated the man. Sentence 2: They could not find anything illegal. Sentence 3: They followed him for a little bit. Sentence 4: He wondered who they were following. Sentence 5: The man was later found guilty. Choices: a. Not Guilty. b. Jazz Record.

Ex Output:
a

Ex Input:
Sentence 1: When Morton was younger, he used to like climbing trees. Sentence 2: He grew out of it some time around high school. Sentence 3: Now Morton worked in a flat office building with no variety. Sentence 4: One Saturday he went to a park and climbed a tree. Sentence 5: He was judged by the other patrons but did not mind. Choices: a. Tree Climbing. b. baby sit.

Ex Output:
a