Q-3-5b. Processing sales invoices for Rock Castle Construction What is the source of information QuickBooks uses for the selling price for inventory items sold to customers? Please add checkmark next to the correct answers) 1 Chart of accounts 2. Previous maintenance performed in the Edit Items window 3 Reports 4 All of the above 5 None of the above 0-3.5. Processing sales invoices for Rock Castle Construction Which documents the person processing Sales invoice transactions key to us to obtain the customer name and type of services desired by the customer Please add checkmat next to the correctam 1 Sales invoice 2 Shipping document 3 Customer purchase order 4. Remittance advice 5 None of the above Internal Controls