The correct option is C
Both 1 and 2
The Aztecs were a fierce tribe of warriors who settled in the Valley of Mexico in the 13th century CE. They fought endless wars with neighboring tribes until they dominated most of Middle America. Like the Maya and Toltecs before them, they built spectacular cities.The Aztecs were famous for their agriculture, cultivating all available land, introducing irrigation, draining swamps, and creating artificial islands in the lakes. They developed a form of hieroglyphic writing, a complex calendar system, and built famous pyramids and temples.