Answer: a
Explanation: I took the test
Answer:
Some matured into advanced pre-Columbian Mesoamerican civilizations such as the Olmec, Teotihuacan, Maya, Zapotec, Mixtec, Huastec, Purepecha, Toltec, and Mexica/Aztecs. The Mexica civilization is also known as the Aztec Triple Alliance, since they were three smaller kingdoms loosely united together.
Explanation:
The correct answer is military force. The countries would work together to join forces. These forces being their militaries.