Which of the following bonds will be least sensitive to a change in interest rates?

A.

a

tenminus

year

bond with a $2,000 face value whose yield to maturity is 5.8% and coupon rate is 5.8% APR paid semiannually

B.

a

20minus

year

bond with a $3,000 face value whose yield to maturity is 6.0% and coupon rate is 5.4% APR paid semiannually

C.

a

15minus

year

bond with a $5,000 face value whose yield to maturity is 7.4% and coupon rate is 6.2% APR paid annually

D.

a

30minus

year

bond with a $1,000 face value whose yield to maturity is 5.5% and coupon rate is 6.4% APR paid annually