it is a system in which only those who are in power and their supporters are benefited and excludes minority and weaker section what it is

Dictatorship.

Explanation:

Dictatorship is a system of government (leadership) in which only those who are in power and their supporters are the ones benefiting, and excludes minority and weaker section.

Generally, it is characterized by a single leader (dictator) having absolute power and as such he or she makes all the rules, policies and decisions without consulting or taking suggestions from anyone else.

Some examples of dictatorship around the world are the government of Idi Amin of Uganda, Adolf Hitler of Nazi Germany, Joseph Stalin of the Soviet Union etc.

51% were unhappy, i think .   ; )

answer; i believe the correct answer is (federalist);