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.
Q: Title: Violin practice. Sentence 1: I had a violin lesson tomorrow, but hadn't practiced at all. Sentence 2: My violin teacher would be angry if I wasn't able to play well. Sentence 3: I stayed up all night practicing. Sentence 4: When I got to my lesson, I fell asleep while my teacher was talking. Choices: a. Matt didn't go back to sleep that night. b. My violin teacher wasn't happy with me.
A:
a