A.表单提交所执行的程序,如某个servlet
B.页面下一步跳转的路径
C.form提交的方法,时GET还是POST
D.表单提交前的JavaScript验证程序
A.<form action="/Add/About" method="post">
B.<form action="/Add/About" method="get">
C.<form action="/About/Add/" method="post">
D.<form action="/About/Add/" method="get">