7. One of your customers has a product you would like to purchase. What must you do to order this product from your existing customer?
A. Create a new vendor master record and create a purchase order for this vendor.
B. Enter a purchase order for the product but enter the customer number in the vendor field.
C. Use the A/P Invoice with a one-time vendor.
D. In the customer master, tick the checkbox; use as vendor', you can then use the customer code in a purchase order.