Which of the following are prerequisites for the automatic conversion of purchase requisitions into purchase orders (PO)?
Note: There are 2 correct answers to this question.
A.  The purchase requisition contains a material master record.
B.  A contract with plant-specific conditions exists for the
material and the supplier.
C.  The Automatic PO indicator is set in the supplier master
record.
D.  The purchase requisition is assigned to a valid source of
supply.