Which Statement Defines the Term Utilitarianism

Which statement defines the term utilitarianism ?

A) The idea that one country should have a monopoly on trade and economic activity in a colony.
B) The idea that Darwin's "survival of the fittest" applied to race.
C) The greatest good is whatever is best for the greatest number of people.
D) To make a country the protecting power over another but not the titular power.
E) The introduction of common law into forms of land tenure.