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'.

Sentence 1: Clara had always flown in coach. Sentence 2: One day, an airline bumped her to first class! Sentence 3: She was so amazed that she wasn't sure what to do with herself. Sentence 4: She got free drinks and food and a hot towel. Sentence 5: Clara decided she could never go back to coach. Choices: a. Bird. b. First Class.
b

Sentence 1: The hole was round and smooth. Sentence 2: Closer looks provided more insight. Sentence 3: The hole was chiseled. Sentence 4: The plastic had grooves. Sentence 5: There were tiny plastic strands. Choices: a. Hole. b. Christmas Morning.
a

Sentence 1: Tim wanted to become a professional tennis player. Sentence 2: He began filming himself and watching it. Sentence 3: He compared his form to the professionals. Sentence 4: He then made adjustments in his own form. Sentence 5: He became a very good tennis player. Choices: a. Selling a Car. b. Professional Tennis.
b