What is the order used to group transaction lines during the AutoInvoice Import process?

What are the three seeded contract configuration rules that Revenue Management provides to automatically create contracts? (Choose three.)

A Billing Specialist has created and completed an invoice for $100 USD for Customer A.
The Specialist prints the invoice and realizes that the invoice should have been created for Customer B.
The accounting for the transaction for Customer A is posted to the General Ledger.
How can this be corrected?