If a Business Produces and Sells Only One Unit of a Good

Multiple Choice

If a business produces and sells only one unit of a good, what would its profit be?  

A)  the price received for the good 
B)  the price of the product minus the cost of the resources used to produce the product 
C)  the return paid to the firm's bank on its outstanding loans 
D)  the price of the product minus the wages paid for the labour used to produce it