Which technological advance allowed cities to expand outward?
A) building of urban skyscrapers
B) the inclusion of neighborhood parks
C) forms of electric urban transportation
D) increased efficieny of the printing press

Which statement BEST describes the government outlined in the United States Constitution?
A) The president is given unlimited power.
B) National power is guaranteed by Article Four.
C) The power of a one-house Congress is provided by a bill of rights.
D) Power is divided among legislative, executive, and judicial branches.

By supporting an efficient way of urban transportation it would allow the people who lived in the city to move outward the city center and deconcentrate the population.
The president doesn´t have unlimited power, he is controlled by the legislative and judicial branches. The article four of the US Constitution outlines the relationship between states and between them with the Federal government. The Bill of Rights adds specific guarantees about personal freedoms, limitations on the government's power and a declaration about the limit of the U.S Congress.

I hope these answers help you.