What allowed Rome to become the largest fully fledged metropolitan city?

How is government in the united states like that of ancient athens?

What does it signify if point 1 shifts down and to the right? a. the price level and the real gdp are falling. b. the real gdp is falling, and supply is increasing. c. the price level is rising, and production is increasing. d. the price level is falling, and demand and the real gdp are rising.

Did egypt invent wheels or sailboats