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'.

[Q]: Sentence 1: Alex and Kiley were hanging out one weekend. Sentence 2: They decided to watch a movie one morning. Sentence 3: When it ended they decided to just put on another. Sentence 4: Soon they found themselves watching movies for days in a row. Sentence 5: They didn't come out of their marathon until the end of the weekend. Choices: a. New phone. b. The Movie Marathon.
[A]: b

[Q]: Sentence 1: Joan loved to go to the opera every Sunday. Sentence 2: One trip she met a young homeless girl. Sentence 3: She took the girl to the opera with her. Sentence 4: Joan bought her a meal after the show. Sentence 5: Joan called the police after the girl was done eating. Choices: a. The Opera. b. Halloween.
[A]: a

[Q]: Sentence 1: Bren was on a hike with her friends. Sentence 2: But she got separated somehow. Sentence 3: She was lost in the woods! Sentence 4: She stayed put and tried not to panic. Sentence 5: Luckily, it didn't take long for her friends to find her. Choices: a. Grill. b. Lost.
[A]:
b