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.

[Q]: Title: Idea. Sentence 1: Beth described her idea to a friend. Sentence 2: Her friend liked the idea. Sentence 3: Her friend improved upon her idea. Sentence 4: Beth liked the improvement. Choices: a. She didn't want to have the dress wrinkled. b. Together they worked on bringing the new idea to reality.
[A]: a

[Q]: Title: Router for Sister-in-Law. Sentence 1: My sister-in-law lives alone. Sentence 2: She used to plug her internet cable into her laptop. Sentence 3: Last month she bought a router. Sentence 4: I had trouble installing my router, but installed hers easily. Choices: a. They all wound up being fake. b. Now she brings her laptop into her bedroom.
[A]: a

[Q]: Title: Complaints.. Sentence 1: I once owned a car wash. Sentence 2: I usually do a great job. Sentence 3: However, one day I was very lazy. Sentence 4: I did a poor job washing cars. Choices: a. Customers eventually started to complain to me. b. A crowd had already formed outside.
[A]:
b