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: Tim's electricity kept having trouble. Sentence 2: At one point it took out the refrigerator. Sentence 3: Tim had to do something about the food. Sentence 4: He tried to eat as much as possible. Sentence 5: The rest he gave out to friends. Choices: a. Broken Refrigerator. b. The birthday gift.
Example Output: a

Example Input: Sentence 1: Mildred took over the farm when her husband died. Sentence 2: She was very old and inexperienced. Sentence 3: She hired a farmhand named Mark. Sentence 4: He turned the farm around and saved her business. Sentence 5: Mildred was so grateful! Choices: a. The Farm Hand. b. The Plumber.
Example Output: a

Example Input: Sentence 1: Little Tommy really wanted to drive the family car. Sentence 2: Tommy looked everywhere for the keys. Sentence 3: Tommy eventually asked his mom to give him the car keys. Sentence 4: Tommy's mom told him he was far too young to drive. Sentence 5: Tommy burst into a torrent of hot tears. Choices: a. Travel. b. Too Young.
Example Output:
b