An investor purchased a U.S. Treasury bond at par value with a 4% semiannual coupon and 10 years to maturity. They sold the bond exactly four years later and earned an annual return of 5% for the 4-year holding period. At what yield-to-maturity did they sell the bond?

A.) 2.84%

B.) 3.19%

C.) 5.0%

D.) 3.48%

E.) 2.48%