In this task, you're given the title and three arbitrary sentences out of a five-sentence story. You are also given three additional sentence options, a, b, and c, that may or may not belong to the story. Your job is to pick the two options that seamlessly connect with the rest of the story; note that the selected choices may fit into the story at any point. Indicate your selected choices in order, i.e., as 'ab'/'bc'/'ac' and not as 'ba'/'ca'/'cb'. If options are equally plausible, pick the ones that make more sense.

Ex Input:
Title: Rick and Pat went on a road trip for a month. They used to be good friends but they ended up bickering every day. When Pat wanted to rest, Rick wanted to explore. Choices: a. And they could never find a compromise for anything. b. When they went back home, their friendship ended. c. They let us keep it for free and delivered a new one.

Ex Output:
ab

Ex Input:
Title: Sarah wanted to learn how to draw flowers. She got paper. And she drew the flower! Choices: a. They still operated on the wrong knee! b. Then she got her crayons. c. First, she studied the way flowers were put together.

Ex Output:
bc

Ex Input:
Title: Steven and his family went on a vacation to the beach. They decided to go on a whale watching boat. While they were out at sea Steven started feeling sick. Choices: a. He threw up on the deck in front of everyone. b. Linda regrets ever marrying him. c. He spent the rest of the boat ride hugging a toilet.

Ex Output:
ac