Recall a figure from the lectures on the composition of the federal government's revenues by source in FY 2019. The following diagram presents a version of that figure without the naming the sources: 5% 3% 36% 50% 6% The largest (50% of the revenues) and second largest (36%) sources are: individual income taxes and corporate income taxes. social insurance taxes and corporate income taxes. individual income taxes and social insurance taxes. social insurance taxes and excise taxes. individual income taxes and excise taxes