单项选择题

Sun: Hello, I’m the sun. I’m strong. I give light to the earth. I’m No.1.
Moon: Hello, I’m the moon. At night 1 give light to the earth. I’m stronger. I’m No.1.
Sun: Your light is from me, isn’t it’
Cloud: Don’t quarrel. When I am over the earth, you can’t give light to the earth. So everyone has his strong point. We are one family.
Sun & Moon: Yes, you’re right. We are one family. We should help each other and take care of each other.
At night ______ gives light to the earth.

A.the sun
B.the moon
C.the cloud