The correct option is D) Advanced weapons.
Though the Aztecs held the most powerful empire in Central America, the Spanish had an advantage of Advanced Weapons that contributed to the Aztecs' defeat.
Before the arrival of the Spanish, the Aztec Empire was the dominant economic and political force in South America.
The Empire has a complex government system, a sophisticated economy and a well developed social structure.
Many of the Aztecs were well-versed in developing large buildings, architecture, in agriculture, sports, mining and even astronomy. However, the technologically they were still far behind the Europeans.
Their limited weaponry was no match for the muskets of the time. We should also not forget that even a larger part of the population died due to the diseases brought on from the old world.
The local population had no immunity towards measles, small pox and other contagious diseases.
During the Russian Civil War, the Communists had several things in their favor including more effective military strategies.
<h3>What did the Communists have in their favor?</h3><h3 />
During the Russian Civil War, many felt the Communists would be defeated thanks to the backing of the European powers for the Nationalists.
This turned out not be the case because Communists had Leon Trotsky on their side and he turned out to be a brilliant military leader who came up with brilliant military strategies that won the war.
Find out more on Leon Trotsky at brainly.com/question/15125044.
So that they could get the support of the black slaves that were all over the united states.
I believe that there was hunger due to shortage of supplies. :)