What group stressed the importance of reason in the acquisition of knowledge? modern materialists continental rationalists british empiricists nominalists pythagoreans

The answer is B) Continental Rationalists.
In philosophy, rationalism is the view that "regards reason as the chief source and test of knowledge"or "any view appealing to reason as a source of knowledge or justification.

C. equitable; undue influence

The changes to agriculture in the united states since 1900 is that increased mechanization has increased food production, thereby increasing the need for labor. there has been an increased need for higher speeds of food production due the fact that the population in the united states continues to rise.