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: Comic Fan. Sentence 1: Francis loves comic books. Sentence 2: He uses all his spare income to buy comics. Sentence 3: He visits his neighborhood comic store constantly. Sentence 4: His friend decided to surprise him with Comic Con tickets. Choices: a. Eli broke his leg and had to get a cast put on. b. Francis went to Comic Con and had a lot of fun.
[EX A]: b

[EX Q]: Title: Toad. Sentence 1: Anna found a big toad in the road outside her house. Sentence 2: She carried it inside and asked her mom to keep it. Sentence 3: But her mom explained that the toad would be happier outside. Sentence 4: Anna thought it over and decided her mom was right. Choices: a. She went back outside and let the toad hop away, free. b. She happily chatted for an hour.
[EX A]: a

[EX Q]: Title: Estimate. Sentence 1: The man requested an estimate. Sentence 2: He was happy with the amount. Sentence 3: He got the work done. Sentence 4: The work cost way more than the estimate. Choices: a. The man refused to pay for the amount above the estimate. b. We are trying to call his daughter to voice our concerns.
[EX A]:
a