A Foundation Wishes to Promote Sustainable Agriculture and Organic Farming

A foundation wishes to promote sustainable agriculture and organic farming.A consultant suggests that the foundation may want to give money to researchers investigating ecological control of pests.As the foundation reviews grant proposals,they should give the most money to researchers wanting to learn more about

A) the natural relationships between pests,their host plants,and the general environment.
B) the specific nutritional requirements of the desired crops.
C) differences between persistent and nonpersistent pesticides previously used in the region.
D) biomagnification of pesticides used to control the pests.