Answer:
The Columbian exchange, also known as the Columbian interchange, named after Christopher Columbus, was the widespread transfer of plants, animals, culture, human populations, technology, diseases, and ideas between the Americas, West Africa, and the Old World in the 15th and 16th centuries.The impact was most severe in the Caribbean, where by 1600 Native American populations on most islands had plummeted by more than 99 percent. Across the Americas, populations fell by 50 percent to 95 percent by 1650. The disease component of the Columbian Exchange was decidedly one-sided.
Answer:
pretty sure it was large, whether or not it was ill prepared to fight is up for debate. It's been a few years since I revised this, but I'm pretty sure that during the Schleiffen plan the German army relied on the Russians being too slow to defend themselves, however they were quicker than expected? due to this and the sheer size of the army itself I would say d, large and well prepared to fight. They were large enough that even if they were awful in combat they would still be a force to be reckoned with, as they could afford to supply men after men without running out, unlike the German army.
Explanation:
i think it is c. second half of the 18th century hope it helps
Aztec Culture and Society - Crystalinks. The Aztecs were a Pre-Columbian Mesoamerican people of central Mexico in the 14th, 15th and 16th centuries. They called themselves Mexica."