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: 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

Sentence 1: Jake loved collecting stamps. Sentence 2: He had several books full of them. Sentence 3: His collection wasn't worth much. Sentence 4: To him, though, it was invaluable. Sentence 5: Jake kept it his entire life. Choices: a. Zap. b. Stamp Collection.
b

Sentence 1: The state of Hawaii has been experiencing some very hot weather. Sentence 2: So a lot of the residents have been looking for ways to cool off. Sentence 3: The library has been a good source because they have air conditioning. Sentence 4: Most people are still going to the library for the books. Sentence 5: But when it's hot they also go there for the free air conditioning. Choices: a. The weird neighbor. b. Libraries in Hawaii.
b