4. Montblack has a bond outstanding that currently sells for $1,035.84. It has a par value of $1,000, 4 years left to maturity, and a coupon rate of $10%. Note that it is necessary to keep TWO decimal places for percentages in order to obtain full points (0.00% or 0.0000). a. Calculate the bonds yield to maturity if the bond makes annual coupon payments. Please keep 2 decimal places for percentages (0.00% or 0.0000). b. Calculate the bonds current yield if the bond makes annual coupon payments. c. Calculate the bonds yield to maturity if the bond makes semi-annual coupon payments. Please keep 2 decimal places for percentages (0.00% or 0.0000).