[单选题]

下列SQI语句中，能够实现“收回用户WANG对学生表(STUDENT)中学号(XH)的修改权”这一功能的是
A．GRANT UPDATE(XH)ON STUDENT TO WANG
B．GRANT UPDATE(XH)ON TABLE TO WANG
C．REVOKE UPDATE(XH) ON STUDENT FROM WANG
D．REVOKE UPDATE(XH) ON TABLE FROM WANG

下列SQI语句中，能够实现“收回用户WANG对学生表(STUDENT)中学号(XH)的修改权”这一功能的是A．GRANT UPDATE(XH)ON STUDENT TO WANGB．GRANT UPDATE(XH)ON TABLE TO WANGC．REVOKE UPDATE(XH) ON STUDENT FROM WANGD．REVOKE UPDATE(XH) ON TABLE FROM WANG