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.

Input: Consider Input: Title: Bad Prank. Sentence 1: Tim wanted to scare his wife. Sentence 2: He thought of an elaborate prank. Sentence 3: At night he set it up and pulled it off. Sentence 4: His wife was really scared. Choices: a. I went home to tell my husband and make a plan. b. She never trusted him again.

Output: b

Input: Consider Input: Title: Canadian Vacation. Sentence 1: I live in the northern central United States. Sentence 2: Despite the proximity, I have never visited Canada. Sentence 3: My family are planning next year's vacations. Sentence 4: I put in my vote to see some parts of Canada. Choices: a. I was outvoted and Canada would have to wait. b. Ron left and was very disappointed.

Output: a

Input: Consider Input: Title: Order taking too long. Sentence 1: Tina ordered a sub. Sentence 2: It was fast food. Sentence 3: But it was taking too long. Sentence 4: Tina then got angry. Choices: a. So she complained to management. b. It took her over a year to get over it and date someone else again.
Output: a