Freight Corp's $12\%$ coupon rate bond, semiannual payments matures in $20$ years and can be called back in five years. The bond has a call price of $$1100$ five years from now. The bonds sell at a price at $$1300$ and the yield curve is flat. Assuming that the interest rates in the economy are expected to remain at current levels? What would be the Yield to Call? A $)3\mathrm{.}29\%$ B$)6\mathrm{.}58\%$ C$)8\mathrm{.}78\%$ D$)5\mathrm{.}68\%7\mathrm{.}87\%$