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.

Ex Input:
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.

Ex Output:
b

Ex Input:
Title: Toad. Sentence 1: Anna found a big toad in the road outside her house. Sentence 2: She carried it inside and asked her mom to keep it. Sentence 3: But her mom explained that the toad would be happier outside. Sentence 4: Anna thought it over and decided her mom was right. Choices: a. She went back outside and let the toad hop away, free. b. She happily chatted for an hour.

Ex Output:
a

Ex Input:
Title: Smelly pillow. Sentence 1: When I got home from work, I just wanted to sleep. Sentence 2: I lay in my bed for a while. Sentence 3: Then, I notice a horrible smell. Sentence 4: It was coming from my pillow. Choices: a. I tossed my pillow in laundry basket and went back to sleep. b. The candy bar tasted horribly and I regret buying it.

Ex Output:
a