Answer: The correct answer is : B. by refusing to sell produce or purchase other goods
Explanation: In 1932 some farmers tried to increase prices by keeping the products physically out of the market, in this way the farmers reduced the supply, therefore the demand would increase and as a consequence the prices would rise. In Nebraska they placed blocks on the roads, threw milk into ditches and returned the cattle.
Shared powers that have been granted in the U.S. Constitution
I believe it was the civil rights act of 1964.