Public Expenditures for Aid to Families with Dependent Children (AFDC)did

Public expenditures for Aid to Families with Dependent Children (AFDC) did not rise as much as Social Security during the mid-1970s because:

A) many state governments chose not to participate
B) eligibility qualifications were severely tightened
C) AFDC was not automatically readjusted for inflation
D) economic expansion brought more people above the poverty line
E) the rate of inflation was so low