Explanation:
After the build up of tension from Nationalism, Imperialism and Militarism, the Powers were worried about being attacked by each other. To counter this alliances were formed. ... The Alliance System was definitely a prominent cause of WWI. If Germany hadn't allied with Austria the war might've been averted.
In his text "Slavery, a System of Inherent Cruelty," Theodore D. Weld shows how cattle were sometimes treated better than slaves. An example he gives of this is how cattle are allowed to graze as much as they want, while slaves often received a very small portion of food. Another example he gives is how when cattle are to be sold, they are transported in a way that is comfortable to them. On the other hand, slaves often had to walk very long distances, regardless of the weather, while being chained to each other.
<span>because they wanted to prevent future presidential assassinations</span>
the correct answer is C Andes Mountains
It increased the purchasing power of rich Americans.