During a recession you would expect the difference between the 6 mo. commercial paper rate and the yield on U.S. 6 mo. T-bills of the same maturity to:
A.Be the same since their maturities are the same.
B.Increase reflecting the possibility of higher default risk for commercial paper.
C.Decrease since interest rates are procyclical
D.Increase or decrease, depending on the slope of the yield curve.