If you work for a government agency which regulates the buying and selling in the country for years, distribution of resources is your agency serving, because if you do not work for the agency in terms of distribution, then the selling and buying will turn more complicated for them.
I would say C because the Mongolian nomads followed a typical pattern of nomadic peoples, alternating between vast empires and small-scale tribal organization
<em>I hope im right and i hope this helps you! ^^</em>
