Which of the Following Characterize Low-Income Nations, Compared to Middle-Income

Which of the following characterize low-income nations, compared to middle-income and high-income countries?
I.lower rates of population growth
II.greater income inequality
III.a larger proportion of the labor force in agriculture
IV.a smaller share of income used for consumption
V.higher rates of unemployment

A) all of the above
B) II, III, IV, and V only
C) II, III, and IV only
D) II, III, and V only