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: Consider Input: Title: Mr Wongs. Sentence 1: Adam always ordered Chinese food on Friday. Sentence 2: His favorite restaurant Chao Pao was closed for some reason. Sentence 3: He settled with a place call Mr Wong's instead. Sentence 4: He was worried after he couldn't understand the person on the phone. Choices: a. Adam, the vegetarian, ended up with fried duck for dinner. b. Richard quickly realized his dream job doesn't pay well.

Output: b

Input: Consider Input: Title: Graduation Day. Sentence 1: Cathy had been waiting four years for her graduation. Sentence 2: Cathy had worked very hard to attain her Bachelor's Degree. Sentence 3: Cathy had invited numerous family and friends to her graduation. Sentence 4: Cathy could not wait to walk across the stage to get her degree. Choices: a. But he kept looking out the window and admiring the truck. b. Cathy was very proud of her accomplishment.

Output: a

Input: Consider Input: Title: Jean's Book. Sentence 1: Jean likes to read. Sentence 2: She bought a new book last week. Sentence 3: It is a science fiction book. Sentence 4: She read it in two days. Choices: a. Now the water in my bathtub flows properly again. b. The book was very interesting.
Output: a