<span>Followers of Muhammad's Islamic faith condemned idol worship and were called Muslims. Islam is one of the oldest and most dominant religions in the world and originated from Mecca. Muslims are guided by the Qur'an which is considered to be the final revelation of Allah. Muhammad is known as the "seal of the prophets".</span>
I believe the answer is: 3. The canals and temples in the city show advanced engineering skills.
The site shows that the Aztec civilization had developed a very advanced irrigation system that utilize different elevation to obtain water for their agricultural field. Their system was later adopted by the spanish empire who invaded their territory.
