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: Every day when Aaron gets home from work, he is very tired. Aaron asked the boy if he'd like to play with the dog in the evening. The neighbor boy and the dog now spend a lot of fun time together. Choices: a. His young dog always wants to play, go for walks and be active. b. A new family moved in next door, and the young boy was bored. c. He moved back home when the internship was over.

Ex Output:
ab

Ex Input:
Title: Sandra loved to walk along the beach. Sandra thought it would be fun to get one for herself as a hobby. She walked along the beach with her new metal detector the next day. Choices: a. He has a really good time with his date and has a nice night out. b. Upon reaching the end of her walk, Sandra found valuable rare coin! c. During a walk, she saw a man walking around with a metal detector.

Ex Output:
bc

Ex Input:
Title: One day Marianna decided to write a book. She began to write the first page but her hand started to hurt. She grabbed her laptop and wrote the first few chapters of her book. Choices: a. She realized she needed to write the book on her computer. b. He now walks with friends and his new route is much safer. c. She sat down at her desk and pulled out her notebook and pen.

Ex Output:
ac