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: Yoga Class. Sentence 1: Lisa wanted to take a yoga class. Sentence 2: She was unsure what items she would need for the class. Sentence 3: She called the instructor and asked what items she would need. Sentence 4: The instructor stated that she would need a yoga mat. Choices: a. Lisa bought a yoga mat and signed up for the class. b. Wendy said grain was technically a vegetable.

Output: a

Input: Consider Input: Title: New smart watch. Sentence 1: It was Christmas time. Sentence 2: Suzy really wanted a new watch. Sentence 3: She begged for one for Christmas. Sentence 4: But her parents said no initially. Choices: a. To her delight she saw one under the tree after all. b. I poured myself another glass.

Output: a

Input: Consider Input: Title: Church. Sentence 1: Paul went to church on Sunday. Sentence 2: Paul listened to what the preacher had to say about God. Sentence 3: Paul was moved and stayed after to talk to the pastor. Sentence 4: The pastor offered to baptize Paul the following Sunday. Choices: a. He noticed his seat lying half way up the hill. b. Paul accepted and cried with joy.
Output: b