Q: In this task, you're given the title of a five-sentence story, the first four sentences, and two options for the fifth sentence as a and b. Your job is to pick the sentence option that seamlessly connects with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes more sense.
Title: To Beach or Not to Beach. Sentence 1: Charlotte could not deal with her annoying boss today. Sentence 2: It was really nice out, and she didn't want to go to work. Sentence 3: She called in sick and thought about going to the beach. Sentence 4: An hour later, a package containing a bikini arrived at her door. Choices: a. It was supposed to be for her neighbor, but she took it as a sign! b. He shut down his card and had the money returned.
A:
a