Which of the Following Controls Helps to Achieve the Accuracy

Which of the following controls helps to achieve the accuracy objective over sales invoices?

A) Recorded sales in the sales journal are supported by invoices.
B) Invoices,shipping documents,and sales orders are pre-numbered and the numerical sequence is checked.
C) Sales are recognized in accordance with generally accepted accounting principles.
D) Quantities invoiced are agreed to quantities shipped and quantities ordered by the customer as evidenced in source documentation.