41. An individual actually earned a 4% nominal return last year. Prices went up by 3% over the year. Given that the investment income was subject to a federal tax rate of 28% and a state and local tax rate of 6%, what was the investor's actual real after-tax rate of return? A. -0.36% B. 0.66% C. 0.72% D. 1.45% E. 2.64%