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 seamlessly connects with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes more sense.

Input: Consider Input: Title: Kitty Rescue. Sentence 1: Allison heard a meow from outside of her bedroom window. Sentence 2: Outside, she finds a kitten stuck in a tree. Sentence 3: Allison calls her neighbor, Tom, to help get the cat. Sentence 4: Tom uses his dad's ladder to climb up and rescue the kitten. Choices: a. He told Ian it wasn't aliens but only foreign spies with hand radios. b. Allison decides to keep the kitten.

Output: b

Input: Consider Input: Title: Exam. Sentence 1: It was Kia's first year studying French. Sentence 2: She fully expected to fail her exam. Sentence 3: But when she got her paper back, she was surprised. Sentence 4: She had scored a B+ in her French class! Choices: a. Kia was very proud of herself. b. He ended up having to call a plumber to fix the clog.

Output: a

Input: Consider Input: Title: Overdrafted. Sentence 1: Tom was out on a date. Sentence 2: He was trying to impress the girl. Sentence 3: Tom ordered expensive items even though he couldn't afford them. Sentence 4: He severely overdrafted his account. Choices: a. He lost easily. b. Tom spent weeks paying it off.
Output: b