The following table summarizes prices of various defaultminusfree zerominuscoupon bonds (expressed as a percentage of face value): Maturity (years) 1 2 3 4 5 Price (per $100 face value) 94.52 89.68 85.40 81.65 78.35 Based upon the information provided in the table above, you can conclude A. that the yield curve is flat. B. that the yield curve is downward sloping. C. that the yield curve is upward sloping. D. nothing about the shape of the yield curve.