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: Jen gets a puppy. Sentence 1: Jennifer saw a cute puppy at a shop. Sentence 2: She just had to have him! Sentence 3: She asked her daddy if it was ok to get him. Sentence 4: Her daddy told her she would have to take care of him. Choices: a. Jennifer got the cute puppy she always wanted. b. So know Herbert has a chance with the ladies.
Example Output: a

Example 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.
Example Output: a

Example Input: Title: Jumping Rope. Sentence 1: The Clarence sisters were great at jumping rope. Sentence 2: At recess they would practice all the time. Sentence 3: They were always trying new tricks and skills. Sentence 4: They were so good people watched them do their jump rope. Choices: a. The crowd went crazy and he won the talent show. b. Everyone agreed they were the best.
Example Output:
b