The classic period of the Maya experienced a peak in large-scale construction and urbanism. Cities were supported by a large population of people who farmed nearby land. Which conclusion is best supported by this passage?

a
The king, or emperor, was at the top of society.
b
This culture was rich in agricultural resources, but lacked other raw materials.
c
All goods produced within the empire immediately became the property of the rulers.
d
The Maya civilization was city-centered.