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: Smoothie. Sentence 1: Tim valued his health very much. Sentence 2: For his meals he would frequently prepare smoothies. Sentence 3: He carefully sourced the healthiest ingredients. Sentence 4: He loved his smoothies. Choices: a. Sarah broke up with John. b. He felt better after consuming them.
[EX A]: b

[EX Q]: Title: Fans of Clark. Sentence 1: A heat wave swept the city one summer. Sentence 2: Clark was concerned about his elderly neighbors. Sentence 3: They did not have air conditioning. Sentence 4: Clark bought several large fans for his neighbors. Choices: a. They were thankful to have some relief from the heat. b. She knit blue into the yarn blanket.
[EX A]: a

[EX Q]: Title: Dan and the Fire. Sentence 1: Dan was an accountant. Sentence 2: He lived a very routine, some would say boring, life. Sentence 3: Walking home one day he saw smoke coming out of an apartment. Sentence 4: He rushed in and saved an elderly lady! Choices: a. Sarah regret not buying a new toothbrush. b. It really broke up his routine.
[EX A]:
b