Definition: 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: Title: Mark Changes His Ways. Sentence 1: Mark was used to stopping at the bar and drinking beer after work. Sentence 2: He had done this for years without any trouble. Sentence 3: Mark was surprised one day when a cop stopped him while driving home. Sentence 4: Mark had to deal with a charge of driving while intoxicated. Choices: a. Now, Mark still goes to the bar after work, but he only drinks soda. b. Kate was extremely disappointed by the lack of selection.
Output:
a