For the Period 1926-2012 U

For the period 1926-2012 U.S.Treasury bills had an average return of 3.6 percent and inflation averaged 3.1 percent.U.S.Treasury bills had an approximate real rate of return of _____ percent and a risk premium of _____ percent.

A) 0;.5
B) 0;-.5
C) .5;0
D) -.5;0
E) .5;-.5