Final answer:
The Romans adapted to their environment through aqueducts, roads and bridges, and fortified walls.
Step-by-step explanation:
The Romans adapted to their environment in several ways. One way was through the construction of aqueducts, which allowed them to bring fresh water to their cities. Another way was through the development of a system of roads and bridges, which facilitated trade and communication. Lastly, the Romans built fortified walls around their cities to protect them from external threats.
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