The ~unequal~ statuses of different individuals in a society. for example, a doctor has a higher social status than a janitor working at the same hospital. the doctor might be awarded for his work, while the janitor is mostly ignored. the doctor may also have come from a fairly wealthy family and received a good education, while the janitor may have had economic disadvantages and a poor quality education. so the doctor and the janitor are socially unequal. social inequality is very closely connected to economic inequality, so if you ever see the phrase "socio-economic inequality," that's why.
It lasted 300 years I believe! :)
<h2>Chief Of Staff</h2>
The title chief of staff recognizes the leader of a complicated system, organization, or body of individuals and it likewise may recognize a primary staff officer (PSO). The PSO administrator of the approving staff or the main aide-de-camp to an extraordinary positioned person, example a president or a superior army officer.
The anserw is C make sure to tell what you know for description :)