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.

Ex Input:
Title: College Major. Sentence 1: Amanda did not know what major to choose before attending college. Sentence 2: She decided to take a variety of courses to see what interested her. Sentence 3: She tried to narrow down her options. Sentence 4: By sophomore year, she was between two choices. Choices: a. Now, Jess goes mountain biking every weekend. b. Ultimately, she decided to major in psychology.

Ex Output:
a

Ex Input:
Title: Happy Day. Sentence 1: Gary and his wife were expecting twins. Sentence 2: Gary and his wife were going to find out the sex of the babies today. Sentence 3: Gary was anxious, yet excited to hear the sex of the baby. Sentence 4: At the sonogram, Gary found out they were having two daughters. Choices: a. Gary was filled with such joy that he would be a father of two girls. b. She hated they'd buy cigarettes instead of medicine for theirs kids.

Ex Output:
b

Ex Input:
Title: Casino Royale. Sentence 1: We went to a casino last Saturday. Sentence 2: Curtis lost over a hundred dollars on the slot machines in an hour. Sentence 3: We couldn't find a place that had arcades for kids. Sentence 4: Eventually, we found a small one with little kid games. Choices: a. Ida immediately quit her gang life. b. We went home having won nothing.

Ex Output:
a