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: Heroics. Sentence 1: Bruce always wanted to be a superhero. Sentence 2: He loved watching them fight crime on television. Sentence 3: His room was filled with dozens of action figures. Sentence 4: One day, his mother bought him a superhero costume from the store. Choices: a. Taking very things, they quickly left as water seeped into their home. b. Bruce would wear it for the rest of the week.
Example Output: a

Example Input: Title: Antlers. Sentence 1: Grant was an avid hunter all year round. Sentence 2: He especially loved to hunt large male deer. Sentence 3: He was on a trip one day and saw a beautiful buck near a stream. Sentence 4: He aimed his rifle at the animal and calmed his nerves. Choices: a. Now I write for the paper full-time and I'm paid quite handsomely too. b. He wound up pinning the buck's antlers on his cabin wall.
Example Output: a

Example Input: Title: Continued Adventures. Sentence 1: Rob came home from school. Sentence 2: A large dog that he had called furry dog was waiting for him. Sentence 3: He tried to pet furry dog. Sentence 4: Furry Dog slobbered on his hand. Choices: a. Going to the doctor may have saved Will's life! b. Rob tried to open the door to go inside but the dog blocked him.
Example Output:
a