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 Tent. Sentence 1: The family decided to camp out in the backyard. Sentence 2: They spent an hour setting up the tent. Sentence 3: When it was up, they put their sleeping bags inside. Sentence 4: It immediately started to rain. Choices: a. He arrived home exhausted and decided to practice gear-shifting. b. The family decided to run back inside.
[EX A]: b

[EX Q]: Title: New student. Sentence 1: Abby was a new student. Sentence 2: She was the talk of the school. Sentence 3: A lot of people wanted to be her friend. Sentence 4: She was happy she was gaining some allies. Choices: a. When Abby came home she was happy. b. A snow day was rewarded.
[EX A]: a

[EX Q]: Title: Corin's run. Sentence 1: Corin liked to run. Sentence 2: One day while running, Corin became consumed in his thoughts. Sentence 3: He didn't realize that he had been running for over fifteen miles. Sentence 4: When he became aware of his surroundings, Corin realized he was lost. Choices: a. After that, Corin used his cell phone's GPS to find his way home. b. There were 20 more years of next days, as Marg lost her will to live.
[EX A]:
a