Plz hurry it's urgent! which economist believed that competition in the marketplace was important because it allows the most efficient businesses to survive and consumers get the lowest prices? a. john locke b. karl marx c. charles dickens d. adam smith

D. Adam Smith

His book, The Wealth of Nations, promoted capitalism and laissez faire economics.

Choice A is incorrect because John Locke was not an economist but a political theorist noted for his writings on social contract theory and natural rights.

Choice B is incorrect because Karl Marx was the originator of communism (the opposite of a free market) with his Communist Manifesto.

Choice C is incorrect because Charles Dickens was a British author of many great works of fiction.

Hope this helps!!

the answer is title i subtitle b