3. Why do you think so many U. S. government

buildings reflect Greek and Roman architecture?

Te correct answer is: Because of several factors like durability or resistance on their building as well in innovation in materials, style and techniques.

Explanation:

Greek and Roman cultures had been a constant base for the contemporary world in many fields. Architecture has been one of them, since they develop complex techniques of building, their architecture has maintained its form per centuries letting us learn from them to evolve into our own way.