Question

Which of the following did the Maya, Aztec, and Inca all have in common? They all grew corn as their primary crop. They all lived mostly in a mountainous region. They all were united into an empire. They all had contact with the Spanish.

Answer 1

"They all had contact with the Spanish" would be the best option from the list, although it should be noted that this contact varied in terms of gold extraction, resource extraction, etc.