Answer the following question: Read the following article and select the best answer. Article: Last week Johnny had a very busy weekend. On Saturday morning, he cleaned his room. That made his mother very happy. In the afternoon, he did his math homework. It was not difficult, so it only took him one hour to finish the homework. And in the evening, he went to visit his aunt with his parents. They had a big dinner there. The next morning, he went swimming after getting up. Usually he goes swimming twice a week. He loves it very much. After lunch he went to school playground and played football. That exercise makes him in a good health. On Sunday evening, he watched TV for an hour at home and then put the books in his schoolbag for the next day. Question: What did Johnny do on Saturday morning? - He went shopping. - He cleaned his room. - He did his homework. - He went running.
Answer:
He cleaned his room.