You will be given a definition of a task first, then some input of the task.
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.

Title: Ian loses a bet. Sentence 1: Ian is playing his buddy in a game of basketball. Sentence 2: Ian makes a bet he could beat his friend for 20 dollars. Sentence 3: Ian plays the game with his friend and loses. Sentence 4: Ian is humbled and pays up to his friend. Choices: a. She really liked delivering candy, books and flowers to the patients! b. Ian won't be making any more bets in the future.
Output:
a