Whats a business name (Cant be a business already)

Which of the following most accurately describes how the equilibrium price of a good or service can be determined? a. by moving the supply curve right or left until it matches the demand curve. b. by finding where the supply curve and the demand curve intersect. c. by doing market research to determine the maximum price consumers will pay. d. by taking the opposite of the columns in a supply schedule and a demand schedule.