Taking care of the people, what ever natural disaster or basically any bad going on they were responsible for it.
There have been 20 presidents since 1900
Answer:
I would say A
Explanation: even tough they had sacrifices they didn't go to war just to secure more people to sacrifice to the gods and those sacrificed were treted like gods before they met their demise and they had llamas and they did have great transportation because how would you explain mancu picu