The Minimum Food Budget Used to Determine the Poverty Line

The minimum food budget used to determine the poverty line was determined in the:

A) 1960s but has been recalculated every decade to account for rising standards of living.
B) 1960s and is not recalculated to account for rising standards of living.
C) 1930s but has been recalculated every decade to account for rising standards of living.
D) 1930s and is not recalculated to account for rising standards of living.