Based on the timeline, which of the following is true?
1) The Inca Empire flourished by conquering large parts of the Aztec Empire.
2) The Aztec Empire flourished by conquering large parts of the Inca Empire.
3) The Inca and Aztec Empires flourished at roughly the same time.
4) After Viracocha died, the Inca Empire declined while the Aztec Empire
flourished.
