Which two processes should you complete before posting a prepayment?

You need to generate a vendor prepayment in a payment journal.
Which two processes should you complete before posting a prepayment? Each correct answer presents part of the solution.
A. Set up a prepayment posting profile.
B. Set up a prepayment in a purchase order.
C. Create a payment journal for the prepayment.
D. Create a vendor invoice for the prepayment.