Detailed 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.
Problem:Title: Math Problem. Sentence 1: Emma was working on her math homework. Sentence 2: She asked her dad to help her. Sentence 3: Her dad didn't understand the problem. Sentence 4: Emma called her classmate. Choices: a. Silence became me as I sat still and shocked from embarrassment. b. Emma's classmate explained the problem.
Solution:
b