Given the task definition and input, reply with output. 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.

Title: Stormy season. Sentence 1: Molly had been scared of storms since she was a child. Sentence 2: Her family had just moved to Kansas. Sentence 3: She was terrified that a tornado would destroy their home. Sentence 4: One day their was a terrible storm. Choices: a. Molly hid in the basement but learned storms could not hurt her. b. I ended up leaving with tons of pretty socks for a dollar per pair.
a