According to historical records, what did the Aztecs expect those in captured regions to do?

A. They had to give their personal stones and jewels to the Aztec rulers.

B. They had to sacrifice their children to the Aztec gods for the benefit of the rulers.

C. They had to pay tribute to the rulers in the form of items such as paper and food.

D. They had to follow the rulers' orders to leave the Aztec empire in order to control the population.

E. They had to give up their freedom and serve the rulers as slaves.​