The nominal interest rate is 5.2 % and the tax rate is 32 %. What is the real interest rate if you account for tax, given that the inflation is 1.4 %? (Answers are rounded to one decimal) a) The real interest rate after tax is 3.5% b) The real interest rate after tax is 2.1% c) The real interest rate after tax is 3.5% d) The real interest rate after tax is 3.7% e) The real interest rate after tax is -4.0%