Which of the following is true? Duration is a measure of a security's interest rate risk. The longer the time to maturity the shorter the duration of a band. If interest rates increase, the value of a fixed rate security increases. The duration of bond with 10 years to maturity and a 14% coupon rate is equal to fourteen years: Bond A has a coupon rate of 5% and 15 years to maturity while bond B has a coupon rate of 10% and 15 years to maturity. The duntion of bond A is shor