⟩ When should you create an invoice in QuickBooks? a. When a customer purchases goods or services and pays you in cash at the time of the sale b. When a customer purchases goods or services and pays you by check or credit card at the time of the sale c. When a customer purchases goods or services, but you don't want to record the sale as final d. When a customer purchases goods or services but does not pay you at the time of the sale