The following table summarizes prices of various delauit-free zero-coupon bonds (expressed as a porcentage of the face value): \begin{tabular}{lcccc} Maturity (years) & 1 & 2 & 3 & 4 \\ \hline Price (per $100 tace value) & $95.64 & 591.18 & 586.53 & 5 \\ \hline \end{tabular} a. Compuile the vield to maturity for each bond b. Plot the zero-coupon yield curve (for the first five years) c. is the yinid curve upwaid sloping. dowtward sloping. of fat