Answer:
Federalism is the system of government in which power is divided between a central government and regional governments
Explanation:
People gather during sports fest or any activities that relate to sports. These are the opportunities that different people from different places are able to showcase their physical abilities and strengths. How this effectively build the nation and promote diversity is that, it encourages unity. Unity in a way any people in different places come together to witness such event. This is a great chance for promotions and awareness events.
the answer is B surface zone
