The answer is a. she believes in equality of the sexes. She put through the test and though the
knight was resistant to her at first, he nevertheless gave her the opportunity
to choose. Women at the time rarely had
that opportunity and when it is given to them, it is a sign of equality.
Polgamy includes large number of family members so its easy to live by relying in agricultural methods than to buy food from the market. I hope that this helps you Sir or Miss :)