You are creating a portfolio that consists of the following two bonds. Bond A pays an annual 7 percent coupon, matures in two years, has a yield to maturity of 8 percent, and a face value of $1,000. Bond B pays an annual 8 percent coupon, matures in three years, has a yield to maturity of 9 percent, and a face value of $1,000. Calculate the Modified Duration for Bond A.