Answer:
Nepal is a geographically, culturally and ethnically diverse country so, people from all background can get equal respect, rights and opportunities.It will decentralize the power so people can exercise all the rights and services from their local area.
Step-by-step explanation:
Federal System of government, I think, is actually not suitable for a small country like Nepal but as for now let us assume that it is important.
It will also reduce the stress and pressure on the central government as the state and local government will administer their respective areas.