我们想要在框架中加入一个叫做list.htm的文件，应该在HTML中如何描述它？（ ）
A: frame page="list.htm"
B: frame target="list.htm"
C: frame src="list.htm"
D: frame framepage="list.htm"
A: frame page="list.htm"
B: frame target="list.htm"
C: frame src="list.htm"
D: frame framepage="list.htm"
