Use the drop-down menu to complete the sentence. many feats of aztec engineering were made necessary by tenochtitlán’s location

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Many feats of Aztec engineering were made necessary by Tenochtitlan's location on a small island in a shallow lake.

Because they lived on an island, the Aztecs used their engineering skills to control the flow of water, to build artificial islands to create more farmland, and to build roads to connnect the city.

what words? are you talking about to complet what sentence