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 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.
Input: Title: Pain in the Foot. Sentence 1: Dan noticed that the arches of his feet were killing him. Sentence 2: He asked his doctor about this pain. Sentence 3: Dan's doctor recommended he get some new shoes. Sentence 4: Dan went that night and bought a new pair of really nice shoes. Choices: a. Dan's feet have felt great ever since! b. Dan arrived in Oregon, safe and sound!
Output:
b