Answer:
to protect soldiers from their opponent's weapons like long ranged cannons and quick firing machines. The open ground was dangerous because of these weapons.
Explanation:
My teacher has authority. My teacher has absolute authority because they are in charge of their classroom. They run the show and I would never look to the internet to find answers to answer their questions as that is pretty lazy, especially when my teacher would definitely be willing to help me if I asked for it. So for that reason, I believe my teacher has absolute authority.
A benefit of the Crusades would be the spread of knowledge inherent in the way people were able to learn from one another. While warfare marked much of the Crusades, interactions between Europeans and Near Easterners. At this time Europe was in the "Dark Ages," a period marked by little scholarly activity outside of monasteries. In the Near East, however, the arts and sciences were flourishing. Interaction between the two set Europe on a path towards the Renaissance.
Among the most influential philosophers were John Locke, Jean Jacques Rousseau, and Baron de Montesquieu.