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: 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.

Ex Output:
a

Ex Input:
Sentence 1: Tina had taken five jello shooters. Sentence 2: She was now dancing at the party trying to attract a cute boy. Sentence 3: She was so tipsy she slipped and fell. Sentence 4: As she fell she knocked her head into the coffee table. Sentence 5: Tina never woke up from her coma. Choices: a. The Party. b. New Brakes.

Ex Output:
a

Ex Input:
Sentence 1: Bobby was about to enter kindergarten. Sentence 2: His older brother told him some scary stories about school. Sentence 3: Bobby believed his brother. Sentence 4: Bobby refused to get on the bus the first morning. Sentence 5: Bobby's parents had to bring him to school as he fought them. Choices: a. Boat to Gloucester. b. Scared of school..

Ex Output:
b