Ultimately, to be successful, a business must

a. fulfill a commercial need.

b. provide a service.

c. make a profit.

d. make you happy.

The answer would be : C. make profit, since you need it to pay your employees and feed your family

Profit is basically the main purpose of a business. It would be best for your business to fulfill one customers that give you 1 million dollars, rather than fulfill 1 million customers that only give you 1 dollar.