The Computation of the Poverty Line

The computation of the poverty line:

A) is based on the observation that lower-income families spend about one-third of their incomes on food.
B) is based on the cost of a subsistence bundle of goods devised by social workers.
C) has reflected the effects of inflation over the past two decades.
D) is an absolute measure rather than a relative measure.
E) includes all of the above.