下面这段代码运行的结果（）
＜body＞
＜script language=”JavaScript”＞
document.writeln(“文档最后修改于”+document.lastModified); 
var lastModObj=new Date(document. lastModified); 
alert(lastModObj.getMinutes()); 
＜/script＞ 
＜/body＞

A.createElement
B.getElementById
C.getElementByName
D.forms.length

A.statusbar = "put your message here"
B.window.status = "put your message here"
C.window.status("put your message here")
D.status("put your message here")

A.open.new("http://www.w3schools.com","window2")
B.window.open("http://www.w3schools.com","window2")
C.new("http://www.w3schools.com","window2")
D.new.window("http://www.w3schools.com","window2")