What is the coupon rate of an eight $-$ year, $$5,000$ bond with semiannual coupons and a price of

$$4,350\mathrm{.}75,$ if it has a yield to maturity of $7\mathrm{.}6\%?$

A$.4\mathrm{.}32\%$

B$.5\mathrm{.}404\%$

C$.7\mathrm{.}57\%$

D$.6\mathrm{.}48\%$