Which statement describes the impact of the green revolution on developing nations? a. environmental protections prevented industrial growth. b. liberal economic policies opened the region to trade. c. independence movements introduced democratic reforms. d. new farming technologies increased food output.

B. Liberal economic policies opened the region to trade.

Explanation:

The Green Revolution is the name used internationally to describe the important increase in agricultural productivity and therefore food between 1960 and 1980 in the United States and later extended by many countries. It consisted in the planting of varieties of wheat, corn and rice, mainly, more resistant to extreme climates and pests, capable of achieving high yields through the use of fertilizers, pesticides and irrigation.

most people were factory or company owners.

the answer to this question is the third option. hope this