(9 points) You are given the following with respect to a five year bond: - Annual coupons of (2+t)% are paid at the end of year t. - Par value is 1000. - The yield to maturity equals 5.50%. For the five year annual coupon, calculate the Macaulay duration. A. 4.24 B. 4.34 C. 4.44 D. 4.54 E. 4.64