C. Terrorist groups that are supported by a nation's government
These groups are funded in many different ways. These can be funded with money, training, or even offering equipment to the terrorist groups.
C) allowing free and fair elections
I would have to go with "senate" because, senatorial the characteristics of senators so the senate is where you would find these characteristics.
It would be "C.The agricultural sector boomed because of the high demand for food caused during the war, but fell into depression when that demand caved after the war" that was not <span>a serious economic problem undermining the world's economic stability after World War I, since in fact the agricultural sector was struggling a great deal. </span>