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1) Public Safety - <span>refers to the welfare and protection of the general </span>public<span>. It is usually expressed as a governmental responsibility. Most states have departments for </span>public safety<span>. The primary goal of the department is prevention and protection of the </span>public<span>from dangers affecting </span>safety<span> such as crimes or disasters.</span><span>
2) Education - </span>Education<span> curriculum enables students to participate more effectively in </span>policy<span> processes and prepares our graduates for a wide variety of positions in institutions of postsecondary </span>education<span>, </span>policy<span> positions at the local, state, national, and international level, and/or positions </span><span>
3) Infrastructure - </span><span>the basic physical and organizational structures and facilities (e.g., buildings, roads, and power supplies) needed for the operation of a society or enterprise.</span>
He most likely practices the sociocultural approach.
Ethnic groups from outside disrupted the inner structure of these nations. This caused them to fall.