Respuesta :
					                   For PLATO:
Maya: Created hieroglyphic writing system
           
Developed the accurate calendar systems
          
Constructed Chichen Itza
Aztec: Built Tenochtitlan
           
Sustained 20mil population
           
Grew floating gardens
					                
					             Maya: Created hieroglyphic writing system
Developed the accurate calendar systems
Constructed Chichen Itza
Aztec: Built Tenochtitlan
Sustained 20mil population
Grew floating gardens
Answer:
Maya: Created hieroglyphic writing system
Developed the accurate calendar systems
Constructed Chichen Itza
Aztec: Built Tenochtitlan
Sustained 20 million people
Grew floating gardens
Explanation:
 
													 
					                  