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.
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Question: 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.

Answer: b

Question: Title: Chemistry. Sentence 1: My niece has two kids, 12 and 9. Sentence 2: They are both withdrawn and aloof. Sentence 3: Last weekend our two-year old granddaughter Sara visited from NY. Sentence 4: Sara loved the two kids and played with them. Choices: a. The teacher told her she is not ready for this difficult piece yet. b. They were very friendly to her as well, which was a surprise.

Answer: b

Question: Title: Up All Night. Sentence 1: Liz noticed a bird's nest by her bedroom window. Sentence 2: She didn't think much of it until that night. Sentence 3: She awoke to loud hooting. Sentence 4: It was an owl's nest! Choices: a. Ashley's friend got her some tickets. b. Since they are nocturnal she knew she wasn't going to get much sleep.

Answer:
b