M: You know that in China all the children should go to school and must finish the primary and junior school. It's the law. W: Yes, I know this quite well. But still there are some children who can't go to school because of their poverty. M: Yes, it's a matter of money. You see, education here is not completely free for the students. If it were so it would cost the government too much money. W: Do all parents send their children to state schools? M: Yes, nearly all of them. If you are rich, you may prefer to send your children to private schools, but it takes a lot of money., Question: According to the text, how many years do the Chinese children have to study at school? (A) Nine years. (B) Six years. (C) Three years.
(A) Nine years.