The 5 iroquois nations were the Mohawk, Oneida, Onondaga, Cayuga, and the Seneca.
These journalists were called muckrakers. They basically "raked the muck" out of society to make it a better place. They uncovered unsafe working conditions and unjust business practices and wrote about them to try to expose corruption.
The interpretation on the civil war
The correct answer for this would be option B. <span>The Inquisition that was established by Isabella and Ferdinand in Spain was particularly aimed at </span>Conversos who had converted from Judaism. Conversos are those jewish people who had converted to christianity. The Spanish Inquisition was established<span> to punish those who were not Christian, particularly non-Catholic, as well as those suspected of falsely converting to Christianity.</span>