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 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: Lost. Sentence 1: Carl decided he was going to leave home and go to the city. Sentence 2: He had always used his GPS to find his way around. Sentence 3: When he got there his phone battery died. Sentence 4: He couldn't even leave his car out of fear of being lost. Choices: a. It took a long while, but he finally gained his freedom from the egg. b. He had to call his mom and ask for directions to get home.
Output:
a