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: new video game system. Sentence 1: Shawn was excited for the new video game system. Sentence 2: He was getting it shipped to his house. Sentence 3: Shawn waited all day for it. Sentence 4: Finally it came with a new video game. Choices: a. In the end, Joanna had to clean all of it out of the floor. b. Shawn played the rest of the day and night.
b