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: Earning extra money. Sentence 1: Judy wanted to earn some extra money. Sentence 2: She decided to sell some things on eBay. Sentence 3: She went through her jewelry and book collections to find items. Sentence 4: She posted several items on the online auction site. Choices: a. Judy was very happy when she made 100 dollars quickly. b. He smiled and said hello.
A:
a