Under the feudal system, peasants participated in all the following
a) farming
b) balancing the financial accounts
c) running errands for the landlord
d) grinding grain

 The answer is B. They were peasants, not bankers.

Social darwinism refers to the the theory that people who succeed in our economic system will one day out compete those who fail. one day the rich will out succeed the poor so we'll that there will eventually be no more poor