Which of the Following Reasons Suggests That Income-Based Measures of Poverty

Which of the following reasons suggests that income-based measures of poverty are not ideal when considering the poverty rates of young people:

A) the economic life cycle of an adult suggests that you will supplement your income when young with borrowing
B) young people tend to have lower standards and expectations than older people and retirees
C) young people are not as geographically mobile as older people and therefore then to be stuck in low paying jobs
D) the incomes of young people is more volatile than average and therefore any one year is not a good measure of income