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 seamlessly connects with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes more sense.

Ex Input:
Title: Winning the Lottery. Sentence 1: Tom bought a lottery ticket. Sentence 2: He wound up winning a few thousand dollars. Sentence 3: It was enough to inspire him to buy more tickets. Sentence 4: He continued to buy tickets for the rest of his life. Choices: a. Now they make a different dinner every night. b. He never won again.

Ex Output:
b

Ex Input:
Title: The Comedian. Sentence 1: Johnny always liked making people laugh. Sentence 2: He saw a flyer for amateur comedy contest at the club. Sentence 3: He signed up to perform his comedy routine. Sentence 4: For two weeks, he practiced his routine for his friends and family. Choices: a. Mary came up with the right answer and her team celebrated! b. Johnny won first place in the competition.

Ex Output:
b

Ex Input:
Title: The Concert. Sentence 1: Jim went to a concert to see his favorite band. Sentence 2: However, it was announced that the band had to cancel. Sentence 3: He was very disappointed with the announcement. Sentence 4: He decided to watch the opening bands and try to have fun. Choices: a. Now, Joshua was able to watch a lot of videos on his phone. b. Jim left disappointed, but he still had a good time at the concert.

Ex Output:
b