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: Consider Input: Title: Nightmare. Sentence 1: Stephanie awoke in the middle of the night to a door slamming. Sentence 2: She became very scared, thinking she had an intruder in her home. Sentence 3: Stephanie grabbed her pepper spray and tiptoed downstairs. Sentence 4: She noticed her back door was ajar and quietly walked over to it. Choices: a. She peered outside and saw her sleepwalking daughter roaming the yard. b. Tim saw his happiness improve significantly.

Output: a

Input: Consider Input: Title: Late for an Important Date. Sentence 1: Maya was a notorious procrastinator. Sentence 2: She put off a project for science class for way too long. Sentence 3: She found herself the night before scrambling to finish it up. Sentence 4: She put the final touches on it as she was called to present it. Choices: a. Before it could cause further damage, the rain extinguished it. b. For all her effort she made an A anyway.

Output: b

Input: Consider Input: Title: Big Wave. Sentence 1: Jim was an avid surfer. Sentence 2: He would always try to catch big waves. Sentence 3: There were reports of heavy winds one weekend. Sentence 4: Jim decided to go out into the storm to surf. Choices: a. It was educational and he dodged getting points on his license. b. He was never seen again.
Output: b