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: Ron Orders Pizza. Sentence 1: Ron feels tired after working very hard. Sentence 2: He decides he would rather not cook dinner. Sentence 3: Ron orders a pizza instead. Sentence 4: When it arrives he eats the entire pizza. Choices: a. Ron is glad he ordered dinner tonight. b. They clapped in approval at what he'd played.

Output: a

Input: Consider Input: Title: Sting. Sentence 1: Karen got stung by a bee. Sentence 2: Her arm swelled up immediately. Sentence 3: It turned out she was allergic to bees! Sentence 4: She had to go to the hospital for medication. Choices: a. Then she felt much better better! b. Tim and the friend stopped talking afterward.

Output: a

Input: Consider Input: Title: Lobby Interloper. Sentence 1: Louis noticed a homeless person in his building lobby. Sentence 2: He tried to awaken the man, but had no luck. Sentence 3: They had no choice but to call the police. Sentence 4: The cops came and they forced the guy out of the lobby. Choices: a. Louis felt bad for the guy, but relieved he was gone. b. They made a home out of some boxes that were in the garage.
Output: a