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: The Wedding Loan. Sentence 1: Cassie was getting married soon but could hardly afford much. Sentence 2: She heard that some companies offered small wedding loans. Sentence 3: Since she had good credit she decided to apply. Sentence 4: Luckily she qualified and for a big loan too. Choices: a. She ended up having her dream wedding. b. Suddenly the traffic let up and Dave made it to work just in time.

Ex Output:
b

Ex Input:
Title: Outside. Sentence 1: Once the dog was outside, she ran to the fence. Sentence 2: The neighbor's dog was outside too. Sentence 3: They started barking like crazy. Sentence 4: I had to go get her and try to calm her down. Choices: a. I eventually had to pick her up and carry her back inside. b. Tom became depressed.

Ex Output:
b

Ex Input:
Title: The Phone Bill. Sentence 1: Sandra noticed her phone bill was high. Sentence 2: She needed to save money on her bills. Sentence 3: Sandra asked her daughter if she could be put on her plan. Sentence 4: Sandra's daughter added Sandra to her phone plan. Choices: a. He showed it to all of his friends. b. Sandra and her daughter both saved money on their bills.

Ex Output:
a