打开名为 “window2” 的新窗口的 JavaScript 语法是（ ）

A、 open.new("https://www.runoob.com","window2");

B、 new.window("https://www.runoob.com","window2");

C、 new("https://www.runoob.com","window2");

D、window.open("https://www.runoob.com","window2")