2 - What is a Mediaeval Queen?

What did it mean to be a queen in Mediaeval England? This seems at first to be a really easy question to answer: you had to marry a King.  Simple right?  But when you dig deeper this turns out to be a very superficial answer because it doesn't really answer the fundamental aspect of the question.   

In this episode we discover the traits and qualities that a queen was supposed to have in Mediaeval England, and examine what kinds of power they could wield