根据下面短文回答下列问题。 The name of the girl in a hat is Kazuko. There are some flowers on her hat. Kazuko is a Japanese girl. And she is my good friend. I like her. I don’t know Japanese and she doesn’t know Chinese. But we know some English. I help her to ride a bike and fly a kite. She helps me to swim. We like to play football, but we can’t play well. Kazuko and I and all the other girls in our class play football every day. Kazuko will be back home in Japan next month. She likes China and all the class like her. Kazuko can speak ______.

A. English
B. Japanese
C. A and B