Rank the interest sensitivity of the following from least sensitive (to an interest rate change) to the most sensitive. I. 6% coupon, 10 year maturity, premium bond; II. 6% coupon, 10 year maturity, par bond; III. 6% coupon, 10 year maturity, discount bond. a. III, II, I b. I, II, III c. III, I, II d