National Distributors has $1,000 face value bonds outstanding with a market price of $1,013. The bonds pay interest semiannually, mature in 11 years, and have a yield to maturity of 6.87 percent. What is the current yield?a. 6.95 percentb. 7.61 percentc. 6.48 percentd. 7.39 percente. 6.77 percent