Given the task definition and input, reply with output. 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: Savings. Sentence 1: Paul tried really hard to save money. Sentence 2: But there was always something he wanted to buy. Sentence 3: At the grocery store, he ended up buying candy in the checkout line. Sentence 4: And a week later, he didn't have money for enough food. Choices: a. Paul decided to drink alcohol and ended up homeless. b. Gary is now the proud owner of a 2016 Toyota Camry.
a