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.

Example Input: Title: Out of breath. Sentence 1: I went hiking yesterday in the mountains. Sentence 2: As I trekked up the mountain, I started to feel out of breath. Sentence 3: I could not believe how I felt. Sentence 4: I had to take a long pause. Choices: a. Thankfully after a while I was able to keep going. b. I could not believe the obscene price.
Example Output: b

Example Input: Title: Sleeping Giant. Sentence 1: Michelle and Gary went hiking yesterday. Sentence 2: They were walking along the trail when they spotted a bear. Sentence 3: It was laying on the ground and they thought it was dead. Sentence 4: Gary poked the bear with stick. Choices: a. He put on his new shoes. b. The bear woke up and ran off.
Example Output: a

Example Input: Title: University. Sentence 1: Aura applied to the state college. Sentence 2: She really wanted to get in! Sentence 3: When the reply letter came, she was all nerves. Sentence 4: But then she opened it and shrieked with joy. Choices: a. They had accepted her! b. We decided putting him down was for the best.
Example Output:
b