Why did Cortés enlist the Tlaxcalans and the Totonac to help defeat the Aztec?

A. Cortés needed their help because he knew that his military technology was not strong enough to defeat the Aztec.
B. The Tlaxcalans and the Totonac could help lure Aztec forces into a false sense of security by offering tribute.
C. Cortés used the Tlaxcalans and the Totonac to help him fight the Aztec because he wanted them to run his New World territories after he left.
D. The Tlaxcalans and the Totonac were eager to get out from under the self-imposed rule of the Aztec.

D. The Tlaxcalans and the Totonac were eager to get out from under the self-imposed rule of the Aztec.