What are two reasons you advise this action?

When entering a purchase invoice based on an associated purchase order, a user finds
multiple item numbers on the vendor’s invoice. You advise the user to process the invoice
lines using the data on the Get Receipt Lines window for each item-related invoice line,
instead of entering these item lines manually. What are two reasons you advise this action?
(Each correct answer presents a complete solution. Choose two.)

A.
It is the only way to add the packing slip number to the invoice lines.

B.
Lines that are entered manually are not accepted on a purchase invoice based on an
associated purchase order.

C.
It prevents the items from being received again, creating double stock, when posting the
invoice.

D.
It enables the user to check immediately whether the invoiced items have all been
received completely and if they have been invoiced.