please explain your answer

5) Consider two bonds, each with exactly 5 years to maturity, each trading with a 7% yield to maturity. Bond A has a 5% coupon rate, Bond B has a 9% coupon rate. Which is the best statement of those below? Bond B has a longer duration than does Bond A Bond B has a higher price volatility than does Bond A Bond B is trading at a discount to face value, Bond A is trading at a premium to face value All of the above None of the above