The idea of breeding plants and animals for desired traits is a new phenomenon

What impact did improvements in farming technology near the end of the nineteenth century have on the american economy? a. more energy was needed to power equipment, creating the renewable energy industry. b. less labor was necessary on farms, leading workers to pursue other jobs. c. less money was invested in farming as many locally owned farms went bankrupt. d. more demand for agricultural products reduced the price of food and animal products.

The people of are overwhelmingly arab but are divided by religion.

Which groups of people most directly benefited from song innovations in the song dynasty‘s open border policy?