Use the following information to answer questions 2-4. A bond is currently trading at a price of 104% of par value. An analyst performs a sensitivity test on the bond: if the bonds yield to maturity increases by 70 bps, she expects the bond price to fall to 99.76% of par value, and if the bonds yield to maturity falls by 70 bps, the bonds price is expected to rise to 106.2% of par value. 2.) What is the bonds modified duration? 3.) What is the bonds convexity adjustment? 4.) Is the bond option-free, callable or putable?