Use the sentences to answer the question.
Franklin spent an hour researching at the library last night. He checked out four books to finish the project at home.
Which one shows how these sentences can be manipulated to create a compound sentence that has the same meaning as the original sentences?
To finish the project at home, Franklin brought home four books after he spent an hour researching at the library last night.
Franklin checked out four books from the library; he had already spent an hour researching last night.
After spending an hour researching at the library last night, Franklin decided to finish the project at home and checked out four books.
Franklin spent an hour researching at the library last night, and he checked out four books to finish the project at home.