Definition: 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: The Lucky Catch. Sentence 1: Zander was by the river with his friends. Sentence 2: They were joking about catching fish with their bare hands. Sentence 3: Just to be funny, Zander pretended to attempt it. Sentence 4: To his amazement he actually caught one. Choices: a. Everyone thought he was so cool from then on. b. Then, once the pot dinged, he sat down and drank deeply from his mug.
Output:
a