42.A year ago, you invested $2,500 in a savings account that pays an annual interest rate of

2.5%.What is your approximate annual real rate ofreturn ifthe rate of inflation was 3.4% over the year? A.0.9%. B.-0.9%. C.5.9%. D.3.4%.

E. none of the above.

2.5%-3.4%=-0.9%.