Answer :
Final answer:
The Inca civilization fitted giant stones together without the use of mortar using ashlar construction.
Explanation:
The correct answer is the Inca civilization. The Inca were able to fit giant stones together without the use of mortar. They used a technique called ashlar construction, which involved carving stones to fit together perfectly and using metal tools to shape them. Machu Picchu is a famous example of Inca architecture that showcases their precise stone masonry.
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