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: Jack was nervous about baseball tryouts. Sentence 2: He had been on the team before but wanted to be pitcher. Sentence 3: He practiced every day and worked out with his coach. Sentence 4: On the day of tryouts, Jack did his best. Sentence 5: When positions were announced, Jack was pitcher. Choices: a. Baseball. b. Lil Likes Leopard.
Example Output: a

Example Input: Sentence 1: Chantel was hanging out with her boyfriend having a nice day. Sentence 2: She noticed her boyfriend acting weird and he asked to talk. Sentence 3: She listened, devastated when he admitted he wanted to break up. Sentence 4: She tried to argue but soon realized it was futile. Sentence 5: She left his house and went home to mend her broken heart. Choices: a. Dumped. b. The Cell Phone.
Example Output: a

Example Input: Sentence 1: Justin just started at a high school. Sentence 2: He was used to being popular. Sentence 3: However, things had changed. Sentence 4: He had to make new friends. Sentence 5: Justin finally gained his popularity back. Choices: a. TV show. b. School.
Example Output:
b