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.

[EX Q]: Title: The Lazy Day. Sentence 1: Tom had a lot of things planned for the day. Sentence 2: He was pretty tired and decided to cancel them all. Sentence 3: Instead, he laid on the couch. Sentence 4: He watched a bunch of movies and ate snacks. Choices: a. Tom was happy he'd gotten to have a lazy day. b. Nobody was hurt, and Marie called for someone to go get her daughter.
[EX A]: a

[EX Q]: Title: Spoiled milk. Sentence 1: Kelsi went downstairs for breakfast. Sentence 2: She poured a bowl of cereal. Sentence 3: She then got the milk. Sentence 4: But after pouring it she saw it was thick and curdled. Choices: a. A decade later, he was directing Hollywood features. b. Kelsi had to throw it out and get another one.
[EX A]: b

[EX Q]: Title: The Flu Shot. Sentence 1: The woman didn't want to catch the flu. Sentence 2: She got a flu shot from her doctor. Sentence 3: She hoped it would keep her healthy all winter. Sentence 4: In January, her body started aching. Choices: a. Then Charles realized he'd forgotten his gun! b. She had caught the flu anyway!
[EX A]:
b