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: marijuana. Sentence 1: When I was a teenager I smoked marijuana. Sentence 2: I didn't think it was going to harm me. Sentence 3: All of my friends were doing it. Sentence 4: I didn't want to feel left out. Choices: a. The shops had closed for the evening. b. However, it ended up getting me fired from my first job.
[A]: a

[Q]: Title: Realistic. Sentence 1: Frank was very skilled at shaping sculptures. Sentence 2: His artwork started creating quite a buzz. Sentence 3: A plain looking man approached Frank with a job. Sentence 4: He wanted him to design the face for an adult themed product. Choices: a. Grant continues to struggle but he knows one day he will make it! b. Frank was about to decline until he saw the amount of the check.
[A]: a

[Q]: Title: First Day of School. Sentence 1: It was Tina's first day of school today. Sentence 2: She was nervous and scared. Sentence 3: Tina made a lot of new friends. Sentence 4: She had a great day. Choices: a. After a lot of tests and xrays she found out she had to have surgery. b. Now she is looking forward to going back tomorrow.
[A]:
a