Question no 1232 : Earliest possible GR date

In SAP MM IM, the earliest possible GR date allows you to setup which of the following ?

(more then one answers)

A)    The Earliest GR date together with the Delivery date will be entered in the Purchase Order item.
B)     The Earliest GR date will be entered in the Purchase Order header.
C)     The Message number M7254 can be set and activate at the Plant level in customizing for the check.
D)     Parameter ID can be used to assign "Error" or "Warning" message to the user for this message.
E)     The use of Parameter ID is optional and the message control will be for all user without the PID setup.