Which of the Following Allowed the Spanish to Defeat Both

Multiple Choice

Which of the following allowed the Spanish to defeat both the Aztec and Inca Empires?

A) Both empires' armies were smaller and less experienced than the Spanish forces.
B) Both empires suffered from internal weakness and divisions that were exploited by the Spanish.
C) Both empires lacked knowledge that the Spaniards had landed, giving the Spanish the element of surprise.
D) Both empires' religions prevented them from mustering forces to oppose the Spanish.