The most common example of cost-push inflation occurs in the energy sector – oil and natural gas prices. You and pretty much everyone else need a certain amount of gasoline to fuel your car or natural gas to heat your home. Refineries need a certain amount of crude oil to create gasoline and other fuels.
A because the united states is the 2nd most consumer of energy
C. Widespread greed and corruption.
The term Gilded Age referred to the glitz and glamour of the time period but also indicated only a few had access to the money of the time. Many came to America for the "streets paved in gold" but rather found they were paved in horse feces and filth. The upper class were beyond wealthy and used unfair methods to gain that wealth.
Because they wanted to know the truth
The answer is C : Avoided the issue of slavery