Which of the following statements describes a poverty line based on absolute poverty?
a. Household assets are worth less than a third of the average household assets in the nation.
b. It is an income that puts a household below a certain income threshold necessary to meet basic needs.
c. It is determined by comparing the income of households in the bottom quintile to the rest of the population.
d. It is a measure of relative deprivation, comparing the income of households to the median income in the country.