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 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.
Input: Title: Old Game. Sentence 1: Fred preferred playing old computer games. Sentence 2: But he also wanted to upgrade his computer and operating system. Sentence 3: He figured and upgrade would only make things better. Sentence 4: But many of his old games didn't work or had compatibility issues. Choices: a. And he regret being so lazy. b. And the money Fred spent on his new computer felt like a waste.
Output:
b