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.

Title: The Ghost. Sentence 1: I use to ride my horses down along the river near our house. Sentence 2: One early morning as I was riding I saw a man standing near a tree. Sentence 3: He was dressed in old clothes from some time ago. Sentence 4: As I rode closer he stepped behind the tree. Choices: a. I bought a Ladoo and ate it. b. When I got to the tree I could see he wasn't there, he was a ghost.
a

Title: Broken Parachute. Sentence 1: Maurice went skydiving with some buddies. Sentence 2: He flew through the air and felt exhilarated. Sentence 3: He then attempted to deploy the parachute. Sentence 4: It wouldn't open and Maurice started to flip out. Choices: a. His friend grabbed him firmly and deployed his own parachute. b. Martin swept up the glass off the garage floor.
b

Title: Library. Sentence 1: Andrew got a email from the library that he has books past due. Sentence 2: So Andrew grabbed the books that were past due. Sentence 3: He left his house with the books and walked to the library. Sentence 4: He entered the library with the books in his hand. Choices: a. He gave the books to the librarian then walked back home. b. Terry thought Jack was extremely brave for doing so.
b