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: Tina was a vegan. But she still wanted to celebrate Thanksgiving. It was not like the real thing but it was good enough. Choices: a. Tom bought a new computer mouse. b. So she decided she was going to still show up. c. She simply bought a tofu turkey.

Ex Output:
bc

Ex Input:
Title: He wanted to get better grades. He decided to bribe the teacher. He made him brownies. Choices: a. His grades went up. b. Aaron's grades weren't good. c. Finally the driver threw the kid out of the bus.

Ex Output:
ab

Ex Input:
Title: Whenever he was kind to people, they would mistake this for flirting. He now is very shy in social situations. He worries what his girlfriend will think if he's outgoing. Choices: a. Richard was a very handsome man. b. She only had three fingers on her left hand. c. Richard had a girlfriend and felt very self conscious of this.

Ex Output:
ac