You have just purchased a 5-year, $1,000 par value Treasury Note at $997.58. The (annual) coupon rate of the security is 6.5%. The number of dates between the last coupon date and the purchase date was 145 days, and the number of dates between the last coupon date and the next coupon date is 181 days. Calculate the clean price of the bond. (Coupons are paid semiannually.) A. $977.29 B. $971.54 C. $970.41 D. $974.21 E. $972.02