Sam has a bond that has a maturity of 28 years, a 17 year duration, and a yield to maturity of 8.57%. The change in the level of the market interest rate is 0.57%. The modified duration is ________ and the percentage change in price is ________.

		28 years; 8.9%
		10.41 years; -.57%
		13.17 years; 5.7%
		15.66 years; -8.9%