Instructions: 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: Title: Pet Iguana. Sentence 1: Garrett wanted a new pet. Sentence 2: He decided on a reptile. Sentence 3: His friend told him to get an iguana. Sentence 4: He bought one from the pet store. Choices: a. Garrett loves him like a brother. b. They wanted to be ready for the next class!
Output:
a