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 does not connect with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes less sense.
Input: Title: The Quest for Water. Sentence 1: David was extremely thirsty. Sentence 2: He went to check the fridge for water. Sentence 3: The fridge was empty so he decided to go to the store. Sentence 4: He got dressed and headed out the door. Choices: a. Cats are very flippant creatures. b. When he got to the store he grabbed a water and drank it.
Output:
a