Which sentence contains no errors in the use of apostrophes? A. Don't put the dog's food in it's bowl yet. B. When you're finished playing the game, put it away. C. Have they heard anything about they're lost dog? D. I thought those books were there's.
"B. When you're finished playing the game, put it away" does not contain any errors in this way, since in this instance "you're" is combing the two words "you" and "are".