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.

Example Input: Title: bobby was almost late. Sentence 1: Bobby woke up one morning. Sentence 2: He was not happy about having to go to school. Sentence 3: He was almost late for the bus. Sentence 4: The bus got to the stop before bobby. Choices: a. Steve started to get a better after talking to a therapist. b. Bobby had to to run to get to the stop on time.
Example Output: b

Example Input: Title: The Flu. Sentence 1: Erica woke up one morning not feeling well. Sentence 2: She had a runny nose and her muscles hurt. Sentence 3: She went to the doctor and he told her she had the flu. Sentence 4: She went and got medicine and orange juice. Choices: a. She began to feel better in a couple days. b. The milk was spilling everywhere ruining everything.
Example Output: a

Example 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!
Example Output:
a