Which of the following statements is incorrect?
A. The Mayan civilization arose in the highland areas of Mexico.
B. The Aztec civilization was founded on the higher plateaus of present-day Mexico.
C. The ceremonial center of the Aztec civilization, named Tenochtitlan, was located in the Valley of Mexico.
D. Tenochtitlan probably had over one-hundred thousand inhabitants at its peak.
E. The Aztecs were conquered by the Spanish.