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: Late for an Important Date. Sentence 1: Maya was a notorious procrastinator. Sentence 2: She put off a project for science class for way too long. Sentence 3: She found herself the night before scrambling to finish it up. Sentence 4: She put the final touches on it as she was called to present it. Choices: a. Before it could cause further damage, the rain extinguished it. b. For all her effort she made an A anyway.
Example Output: b

Example Input: Title: The color of Love. Sentence 1: Love was a thing that seemed out of reach for Ernesto. Sentence 2: He thought that love was only for the luckiest of people. Sentence 3: That all changed one day when he was set up on a blind date. Sentence 4: The date was love at first sight and they both couldn't to leave. Choices: a. They gathered their things and headed towards the airport. b. 9 months later there was a baby and they ended up happily together.
Example Output: b

Example Input: Title: A Healing Phone Conversation. Sentence 1: Bob never wanted to talk to Penny again after she broke up with him. Sentence 2: Yet when she called him three years later, they talked for two hours. Sentence 3: Bob felt better afterward, although he knows they will never reunite. Sentence 4: He understands the circumstances of the breakup better now. Choices: a. Kim finally bought a couple extra pairs so she had some waiting. b. Bob was able to forgive Penny after all this time and wish her well.
Example Output:
b