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: George Foreman. Sentence 1: Nancy made lunch for Randy with her George Foreman grill. Sentence 2: She was on lunch break and didn't have time to clean up the mess. Sentence 3: Randy went in there after to wash the dishes. Sentence 4: He grabbed the grill without realizing it was still hot. Choices: a. The last thing she opened was a Nintendo 3DS, her most wanted item. b. He now has lines burned onto his palm and fingertips.
b

Title: Bookshelf. Sentence 1: Spencer was moving. Sentence 2: He tried to lift the bookshelf. Sentence 3: The bookshelf fell down. Sentence 4: It broke all over. Choices: a. He walked back in because it was cold. b. Spencer bought a new one.
b

Title: Choosing a Book. Sentence 1: Carter and his mom went to the library. Sentence 2: He decided that he wanted a book about dinosaurs. Sentence 3: He found a few on the shelf, both fiction and nonfiction. Sentence 4: After flipping through the pages, he chose the fiction book. Choices: a. He and his mom went to the checkout counter and got the book. b. Max was relieved that he has such a well-behaved dog.
a