The correct answer is D. They had a complex civilization that was destroyed by the Spanish conquerors.
Step-by-step explanation
The Aztecs, also called Mexicas, were a civilization that existed between 1325 and 1521, located in the region of present-day Mexico, central and southern areas of what is Central America. This civilization developed over almost 200 years a great culture that has influenced the development of various current cultures. However, this civilization came to an end after Hernan Cortes, a Spanish conqueror landed in 1521 in Aztec territory achieving the conquest of this in the process called conquest of Mexico. So, the correct answer is D. They had a complex civilization that was destroyed by the Spanish conquerors.