Answer: A) The RFRA violated the Constitution.
The RFRA is the <em>Religious Freedom Restoration Act</em>, and it served as the basis of dispute in the case City of Boerne v. Flores. The Catholic Archbishop of San Antonio, Patrick Flores, brought suit against local authorities for denying him a permit to expand his church in Boerne, Texas. The court ultimately ruled against him, by claiming that the RFRA as it applies to the states was an unconstitutional use of Congress's enforcement powers.
A is the answer to this question
The themes that played a major role in changing the world between 1450 and 1750 was that plants were being spread together with animals and diseases between the Americas and the rest of the world; mainly Europe. Especially famous are cases where European contact wiped out whole villages and tribes of native American people because they were unable to cope with the bacteria and viruses.
