Which statement is true of a federal but not of a unitary system of government. d) its central government delegates responsibilities to local governments to carry out a) its local governments are extensions of the central government b) its local governments cannot be abolished by the central government c) its central government usually appoints the leaders of local governments next

b) Its local governments cannot be abolished by the central government.

Explanation:

Both federal and unitary systems of government have small, local governments that work in conjunction with the federal government. These local governments also carry out duties that the central government cannot adress. However, the relationship between these different levels of government is different in each system. In a federal system, local governments enjoy more independence than in a unitary one. Moreover, in a federal system, the local governments cannot be abolished by the central government.

i believe the answer is d.

it affected it because the kingdoms (with trade) slowly got richer and richer.