B. Explained how rulers get to keep power!
Governments<span> are instituted among Men, deriving their just powers from the consent of the governed. This was an idea that derived from Enlightenment thinkers such as John Locke. ... The writers of the </span>Declaration of Independence<span> borrowed their ideas from Locke and others like him</span>
In Germany, the power is with the people (=it's a democracy) which are represented by the members of the parliament: it's a representative democracy. It's also a federation of 16 states.
Iran, on the other hand is a theocracy: a country ruled by the members of the clergy. It can also be named an oligarchy: the power is with a few members of the society.