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: Sisterly Love. Sentence 1: Sheila was diagnosed with breast cancer six months ago. Sentence 2: After learning that she couldn't have surgery she started chemo. Sentence 3: Her sister Sharon takes her to all her appointments. Sentence 4: Last week Sheila learned the cancer had moved to her lungs. Choices: a. They thought this idea was just crazy! b. Sheila and Sharon both cried for a long time.

Output: b

Input: Consider Input: Title: Pencil. Sentence 1: Wilson only wrote with pencils and never pens. Sentence 2: One day, he could not find any pencils in his house. Sentence 3: He ran to his friends house to get some pencils. Sentence 4: His friend gave him about 20 pencils to use. Choices: a. Then Wilson was able to have enough to last a long time. b. Eventually, he found it in the washer.

Output: a

Input: Consider Input: Title: The Soda. Sentence 1: Linda wanted to be healthy. Sentence 2: She decided to cut out soda. Sentence 3: Her cravings grew and grew. Sentence 4: She couldn't help it anymore. Choices: a. Mary was so excited for her interview! b. She ran to the store and bought a case of Diet Coke.
Output: b