Adam smith, in his book wealth of nations, contributed to the development of capitalism by

promoting the benefits of communism
suggesting that the government limit competition
defending the idea of free markets
supporting the theories of socialism

Good choice: Defending the idea of free markets.

Explanation:

Adam Smith (1723-1790) is a Scottish social philosopher and political economist. He exposed his ideas on economy in his famous work  An Inquiry into the Nature and Causes of the Wealth of Nations. He advocated free enterprise over government-controlled economic activities.  He is seen as a father of laissez-faire capitalism.

1 and 2

explanation:

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