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 does not connect with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes less sense.

Title: slippers. Sentence 1: I remember when i was in college i always wear high heeled shoes. Sentence 2: Then one day we were be dancing for more than one hour. Sentence 3: While dancing, i felt that my feet hurts. Sentence 4: I texted my boyfriend to buy slippers for me. Choices: a. From that day i wear flat shoes more often than high heeled shoes. b. Debra still occasionally made simple soup when she was feeling lazy.
b