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: Hospital Visit. Sentence 1: When I was a small boy my family had a serious automobile accident. Sentence 2: We were all taken to the hospital with injuries. Sentence 3: My dad came to visit me with bandages all over his face. Sentence 4: I did not recognize him. Choices: a. I was severely disappointed when I found out the drawers weren't real. b. He told me he was my dad but I did not believe him.
Example Output: b

Example Input: Title: The Halloween Party. Sentence 1: Susan was invited to a Halloween party. Sentence 2: She planned her costume for weeks. Sentence 3: The day of the party, Susan donned her costume. Sentence 4: Everyone loved Susan's costume. Choices: a. Susan won first place in the costume contest. b. From then on Tom didn't stuff himself as much.
Example Output: a

Example Input: Title: Birth in a car. Sentence 1: Josephine was about to give birth when her mom called. Sentence 2: She told her mom she had to go to the hospital. Sentence 3: Her mom picked her up but Josephine was already having contractions. Sentence 4: She gave birth on her way to the hospital. Choices: a. And her mom had to have her car cleaned the next day. b. The teachers quickly turned off the tv and sent us back to class.
Example Output:
a