Which of the following describes federal government spending after World War 2? Group of answer choices Federal government spending as a percent of GDP increased exponentially from 1947 to 2019 Federal government spending has been and has remained at $0 for the past 70 years Federal government spending as a percent of GDP has plunged from 1947 to 2019 due to the massive and repeated cuts in Social Security spending Federal government spending as a percent of GDP has remained mostly stable from 1947 to 2019