C. 4.26% d. 3.96% 13. Which of the following statements of Canada's current tax system is correct? a. At the federal level Canada has a flat tax system, where Canadians in all income brackets are all levied the same percentage of tax on income. b. All types of income are always taxed at an unreduced tax. C. The federal tax system is progressive, and the provincial tax is a percentage of federal tax. d. Both the federal and most provincial tax systems are progressive