Which of the following statements correctly describes the demand for labor? Question content area bottom Part 1 A. The demand for labor curve is downward sloping because hours per person increase as the real wage rate falls. B. The higher the real wage rate, the greater is the quantity of labor that firms find it profitable to hire because firms can hire higher-skilled labor at higher wage rates. C. Each additional hour of labor hired produces more additional output than the previous hour. D. The real wage rate influences the quantity of labor demanded because what matters to firms is how much output they must sell to earn the dollars they pay the workers