Identify whether the following achievements belonged to the maya or aztec

Maya: Created hieroglyphic writing system

          Developed the accurate calendar systems

          Constructed Chichen Itza

Aztec: Built Tenochtitlan

 Sustained 20 million people           

          Grew floating gardens

Explanation:

tenochtitlan (also spelled tenochtitlán), located on an island near the western shore of lake texcoco in central mexico, was the capital city and religious centre of the aztec civilization. the traditional founding date of the city was 1345 ce and it remained the most important aztec centre until its destruction at the hands of the conquering spanish led by hernán cortés in 1521 ce, which led to the final collapse of the aztec empire.