Since the 1970s, union membership in the U.S. has been

Which type of occupation earned the lowest average wage in 2016?

A) management B) legal C) business and finance D) sales E) food preparation and serving

A price ceiling, such as a rent ceiling

A) always results in a surplus. B) always results in a shortage. C) results in a surplus if the ceiling price is less than the equilibrium price. D) results in a shortage if the ceiling price is less than the equilibrium price.