Which of these was a result of the European conquest of the Americas? A. decrease in international trade in Europe
B. decrease in international conflicts in Europe
C. decrease in native populations in the Americas
D. decrease in agricultural production in the Americas

What is the main difference between primary and secondary sources? a. primary sources are historical documents, and secondary sources are modern-day documents. b. primary sources are derived from museums and archives, and secondary sources are created by history students and academics. c. primary sources are found in ancient places with a rich history, and secondary sources are found in historical journals and blogs. d. primary sources are created during a particular historical era, and secondary sources are created by studying primary sources.