AP9-2 Sales invoices and journal James and Katie will be auditing the revenue account for their retail client, Go Big Tires. They disagree about how to assertion for the revenue account. James thinks they should use Procedure A, while Katie thinks procedure B is appropriate. test the occurrence A. Select a sample of sales from the sales journal and agree the details in the journ al to the invoices sent to customers, shipping documents and customer orders. af invaices sent to customers, shipping documents and customer orders and agree to the details recorded in the sales journal Required Who do you agree with, James or Katie, and why? Which assertion does the other procedure provide evidence about