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: Love. Sentence 1: Scott was in love with a beautiful girl. Sentence 2: He promised her the world. Sentence 3: She treated him well and he was loyal to her. Sentence 4: They grew old together. Choices: a. The choir won first place. b. They stayed together forever.

Ex Output:
a

Ex Input:
Title: Missed Class. Sentence 1: One day, I was late for class. Sentence 2: I had forgotten the teacher said to meet in the library that day. Sentence 3: I went to class, and sat there for half an hour alone. Sentence 4: The teacher finally sent my best friend to find me. Choices: a. She said the teacher was laughing at me, so I was relieved. b. He got his ball and also managed to get a date with her.

Ex Output:
b

Ex Input:
Title: New to technology. Sentence 1: Amelia bought a new mp3 player. Sentence 2: As she wasn't good with anything technological, she needed help. Sentence 3: Her friends showed her how to put songs on the device. Sentence 4: But when she was alone, she couldn't remember anything already. Choices: a. She ended up returning the player and used her walkman instead. b. And she bitterly resented it many years after his death.

Ex Output:
b