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: Lengthy sleepover. Sentence 1: Tina invited her friend Ann to come sleepover. Sentence 2: She hadn't seen Ann in ages and wanted to hang with her. Sentence 3: Ann said okay and she ended up staying two nights. Sentence 4: But she had forgotten to tell her parents about it. Choices: a. As a result she got grounded for not telling them. b. They all said it was because his references said he was mean.
Example Output: a

Example Input: Title: Filing Papers. Sentence 1: Jane got a new job as a secretary. Sentence 2: She was excited to learn the job. Sentence 3: Unfortunately she spent most of her time just filing papers. Sentence 4: It was tedious and repetitive. Choices: a. Jane eventually decided to get a different job. b. Samantha was pleased the spider was gone.
Example Output: a

Example Input: Title: Smelly Feet. Sentence 1: Harrison relaxed a bit. Sentence 2: He kicked off his shoes. Sentence 3: Everyone in the room smelled something. Sentence 4: They realized it was his feet. Choices: a. He's now signed for one of the best bands in the country. b. They told him to leave.
Example Output:
b