How do people know the Toltec had a religious belief system? A. evidence of temples and small pyramids
B. evidence of ancient bodies
C. evidence of books and writings
D. evidence of photographs

A. evidence of temples and small pyramid
expl
They had a rich religious life and the apogee of their civilization is marked by the spread of the cult of Quetzalcoatl, the Feathered Serpent. Toltec society was dominated by warrior cults and they practiced human sacrifice as a means of gaining favor with their gods.

Iwould say a, due to the fact these routes display many things that would be useful and provide explanations for how states are known.