Answer b to what? Anyways pls points and like
I’m guessing is going to be c
Answer:
Subduction of an oceanic plate by a continental plate.
Explanation:
The South American plate and the Nazca plate collided over a long time causing the uplift of the mountains.
Spanish alliances with other Native American groups proved useful for conquering the Aztecs as the Spanish could now communicate with the Aztecs (Native Americans such as Malinche, a female Indian, picked up Spanish easily and could translate to the Spanish), and they began to learn about local cultures and politics. Some of the these Native American groups also personally hated the Aztecs and gladly fought the Spanish to conquer their empire.
Explanation:
transportation and communication such as expansion of railways, roadways, post have broken the barrier of isolation among the regions. Growth of nationalism is also the impact of westernisation. Modern democracy is the outcome of western culture.