One of the greatest achievements of the Maya civilization was:

using canals to direct water to crops.

dividing up wealth and power equally.

uniting many city-states under one government.

letting women do the same jobs as men.

Letting women do the same jobs as men.

Explanation:

The Maya civilization was one of the powerful indigenous societies in Mesoamerica. The Maya centred in one geographical section covering part of Central America and South America. In the ancient Maya civilization, women were held in high regards and were equal to males. Women looked as essential as they bore and raised children. They also could take place in economic and political discussions, as well as practice farming activities.