Given the task definition and input, reply with output. 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: Raw Chicken. Sentence 1: Benny took the baked chicken out of the oven. Sentence 2: He prepared a plate for his girlfriend to eat. Sentence 3: She took a bite of the food. Sentence 4: There was a red piece of meat on the chicken. Choices: a. After looking at it, she spit her food out. b. Now Billy's father makes up all of Billy's bedtime stories.
b