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: Knitting Scarves. Sentence 1: Joey's fourth grade class was knitting scarfs for the homeless. Sentence 2: His teacher showed them how to do it and provided wool. Sentence 3: He wasn't excited about knitting but was glad to help homeless people. Sentence 4: Much to his surprise he found he liked to knit. Choices: a. That night at home he knitted two more scarves to donate. b. Rob realized his goal was too unrealistic.

Output: b

Input: Consider Input: Title: Study. Sentence 1: The boy studied. Sentence 2: He took the test. Sentence 3: He got a great grade on the test. Sentence 4: He showed the score to his mom. Choices: a. He thanked his mom for making him study. b. She felt bad afterwards but she enjoyed the food.

Output: b

Input: Consider Input: Title: Bus Troubles. Sentence 1: In Mexico, I got to visit 1 of the 7 wonders, Chichen Itza. Sentence 2: My classmates and I took a big bus to get there. Sentence 3: On our way back to the city, the bus broke down. Sentence 4: We sat in the sweltering Mexican heat for hours waiting for a new bus. Choices: a. Finally, the new bus came to take us back to the city. b. The court added fifty dollars to his ticket cost.
Output: b