Pretty sure it’s B because those are the characteristics in the north
Vasallo is the one who, in antiquity, was forced to pay fiefdom. It was the subject of a sovereign or any other type of supreme government, and it was linked to some lord (noble) through a bond of vassalage. ... The gentleman received part of the agrarian production in exchange.
The answer is <span>C. Trench warfare .
they were most of the time in trenches.</span>