The Spanish had a positive effect on Aztec civilization because they helped modernize the society. They introduced the Aztecs to domestic animals, sugar , European farming practices.
Which is based on the Supremacy Clause, federal law preempts state law, even when the laws conflict. Thus, a federal court may require a state to stop certain behavior it believes interferes with, or is in conflict with, federal law.
I assume there is a graph or diagram you are not posting
<span>The correct answer should be A. The work required on plantations could only be done by slaves. The slaves were even cheaper than indentured servants and could be controlled more easily. They could just import them and keep them forever while indentured servants often caused problems like the famous Bacon's rebellion.</span>