The influence of early efforts to preserve natural resources as expressed in this declaration is reflected in
a) the establishment of the peace corps during john f. kennedy’s administration.
b) the ratification of the sixteenth amendment during woodrow wilson’s tenure as president.
c) the establishment of the food and drug agency during president theodore roosevelt’s term.
d) the creation of the civilian conservation corps as part of franklin roosevelt’s “new deal.”

the correct answer is “opportunity cost”. opportunity cost is what a company misses out because it decided in one option over another one. in this case, the company decided to invest in building a factory so it gave up another possible benefit or profit in order to achieve success with the factory.  

trade-off is not the correct answer since it is a situation in which you accept losing something in return for benefits in other areas.

and finally, consequence is a general term used to accept what it comes when you make a decision. it can be a positive or negative consequence depending if the decision you took was the correct one.  

if i am correct the answer is going to be a) the federal program of reconstruction ended.