The Past Forty Years Have Seen the Level of Federal

The past forty years have seen the level of Federal Government spending

A) as a share of GDP increase significantly, with the share of mandatory spending decreasing and discretionary spending increasing.
B) as a share of GDP remain roughly constant, with the share of mandatory spending decreasing and discretionary spending increasing.
C) as a share of GDP remain roughly constant, with the share of mandatory spending increasing and discretionary spending decreasing.
D) as a share of GDP has decreased, with the share of mandatory spending increasing and discretionary spending decreasing.