Please answer the following question: Read the article and select the best answer. Article: Ted and Susan are good friends. Last Saturday, Ted asked Susan to go with him to watch a movie or take a walk down by the lake. Susan really wanted to go, but she was really busy all Saturday. First, her mom asked her to help clean the house in the morning, and then she had to go to the dentist's at 12:30. Two hours after that, she met Julia to help her with her science. Then she had to go to soccer practice with her brother at 4:30, and her mom asked her to cook dinner for the family at 5:30. Then, she had to do her history homework. Ted knew that Susan was going to have a full day. So he asked her to watch a video at home. Susan thought that was great, but something was wrong with their video player. So they had to just play a game. Question: What did Susan have to do on Saturday morning? Options: A: Watch a movie. B: Clean the house. C: Go to the dentist's. D: Take a walk.
A:
B