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.

Example Input: Title: Order taking too long. Sentence 1: Tina ordered a sub. Sentence 2: It was fast food. Sentence 3: But it was taking too long. Sentence 4: Tina then got angry. Choices: a. So she complained to management. b. It took her over a year to get over it and date someone else again.
Example Output: a

Example Input: Title: Good Wife. Sentence 1: The man spilled wine on his white shirt. Sentence 2: He threw the shirt away. Sentence 3: His wife saw the shirt in the trash. Sentence 4: She took it out and cleaned it. Choices: a. She gave him the shirt with no stains. b. Idris laid in a puddle of sweat.
Example Output: a

Example Input: Title: Paintballs. Sentence 1: I was handed the red paintballs. Sentence 2: I loved them because they looked like blood. Sentence 3: I didn't hit very many of the pretend zombie men. Sentence 4: My son hit a lot more with his blue paintballs. Choices: a. They watched a video of the event together. b. We both used up our entire queue of balls.
Example Output:
b