以下哪个是mysql中如何设置zhang3用户对test数据库的访问权限（)。

A.grant all on test.* to ‘zhang3’@’localhost’ identified by ‘123.com’

B.grant zhang3 on test.* to ‘all’@’localhost’ identified by ‘123.com’

C.grant zhang3 on test.* to ‘zhang3’@’all’ identified by ‘123.com’

D.grant all on test.* to ‘localhost’@’ zhang3’ identified by ‘123.com’