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.

[Q]: Title: Walter's Weird Night. Sentence 1: Walter noticed something strange in the sky one night. Sentence 2: He didn't believe in space aliens, but he was confused. Sentence 3: He was sure he had seen a flying saucer in the night sky. Sentence 4: Then he saw on the news that a weather balloon had crashed. Choices: a. Walter was relieved that aliens hadn't come visiting after all. b. The person in front of me paid for my drink, Good Samaritan score!
[A]: a

[Q]: Title: Lara. Sentence 1: Lara Smara was elated. Sentence 2: She'd taken a blood test. Sentence 3: The test showed that she and her parents weren't related. Sentence 4: The doctors explained to her that wasn't good. Choices: a. She said she always thought she was adopted. b. It was hard to diet but I am proud that I reached my goal.
[A]: a

[Q]: Title: No Seatbelt. Sentence 1: Freddie was driving home from work. Sentence 2: He wasn't wearing his seatbelt. Sentence 3: Freddie was pulled over by a cop. Sentence 4: He was given a ticket for not wearing his seatbelt. Choices: a. Megan ran out of the exam room. b. Freddie always wore his seatbelt after that.
[A]:
b