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: Pleasure over work. Sentence 1: Josh spent all night playing and having fun with his friends. Sentence 2: The next day, he hadn't studied for his test at school. Sentence 3: He copied some answers very fast on his wrist with a black pen. Sentence 4: During the test, his teacher saw him cheating. Choices: a. We told her it would get better soon. b. Josh received an F and failed his class.
Example Output: b

Example Input: Title: Unknown Talent. Sentence 1: Rebecca loved to practice dancing and got very good. Sentence 2: Rebecca also had stage fright and was too scared to show anyone. Sentence 3: She talked herself into signing up for a local talent show. Sentence 4: When the time came to go on stage, Rebecca got too scared. Choices: a. Now on one will know how well Rebecca may have performed. b. And it was a hard time to wait until she was cured.
Example Output: a

Example Input: Title: Susan Learns to Play Tennis. Sentence 1: Susan's friends all liked to play tennis. Sentence 2: Susan did not know how. Sentence 3: Susan took tennis lessons all winter. Sentence 4: She became a good tennis player. Choices: a. Susan had fun playing tennis with her friends all summer! b. Brad enjoys the rest of the trip and now loves the outdoors.
Example Output:
a