Option C. Columbus underwent deep voyages and discovered the present day America. He also discovered the marine route which associated the old Eastern world to the new Western world.
After the establishment of Sea route there was exchange of goods with other countries started. But the negative impact was that people of Eurasia were not healthy with high levels of immunity.
The interchange of food supplies also initiated the arrival of dangerous diseases too and major part of the European, native American and Asian population died causing shortage of human labor, this gradually lead to the slavery of Africans.
Some of them are poor working conditions and the poor living conditions as well, low wages, child labor and of course which is obvious pollution hope this helps out on your assignment or question have a good day and be positive
Answer:
I believe that the answer is that the Red Scare had contributed to fear and hate of Immigrants.
Many apologies if this is wrong.
It was "the Golden Horde" who undertook the task of conquering Russia, although it should be noted that many other groups have attempted to take this land in the past as well.
