Answer:In the month of May, Revenue was only earned from Customer C $3,400 and customer D, $2,300. Revenue was not earned from Customers A and B in the month of May. Therefore, total revenue is $5,700.
Explanation:In accordance with the principle of revenue recognition,Revenue will only be recognised when it is earned and services when they are fully rendered. For Customer A, the service has not been rendered, Therefore, the revenue is not yet earned.
For customer B, Although agreement has been reached and goods delivered, since payment hasn't been received, revenue is not recognised.