The price of a bond with an 6% coupon rate paid semi-annually, a par value of $1,000, and fifteen years to maturity is the present value of

A) 15 payments of $30 at 6 month intervals plus $1,000 received at the end of the fifteenth year.

B) 15 payments of $60 at 6 month intervals plus $1,000 received at the end of the fifteenth year.

C) 30 payments of $30 at 6 month intervals plus $1,000 received at the end of the fifteenth year.

D) 30 payments of $60 at 1 year intervals plus $1,000 received at the end of the 30th year.

Explain your answer(s).