What is the meaning of the idea "federalism? "
a)the nation unifies against foreign threats, but states are sovereign otherwise. b)government power and responsibility is spread out between three branches. c)state governments and a central government share power and responsibility. d)one single and powerful central government unifies and governs the country.

C. State governments and a central government share power and responsibility, is the correct answer.

Explanation:

Federalism is the political philosophy in which group of people share the governing authority with a head and they are also  bound with the head. In US the head is the central government and  the states and provinces are the people. Both the states and centre have power and if they do not agree on something then supreme courts makes the decision. Currently, most of the countries of the world have federal form of government. USA, Switzerland and Australia follow this type of government.

i would say your answer is a)

sorry if im wrong

a agree i agree becuase it is very importnat for example it can tlel you about your past for exmaple   the first culture was the semerians which people are sitll tryignt o uncover there secrets the wall is just anohter treasure that has thousnads of secrets in it to be uncovered