What is the coupon rate of a ten$-$year, $$5,000$ bond with semiannual coupons and a price of $$4,047\mathrm{.}28,$ if it has a yield to maturity of $7\mathrm{.}7\%?$

A$.5\mathrm{.}92\%$

B$.6\mathrm{.}906\%$

C$.3\mathrm{.}946\%$