Both Bond Sam and Bond Dave have 7 percent coupons, make semiannual payments, and are priced at par value. Bond Sam has 4 years to maturity, whereas Bond Dave has 16 years to maturity. If interest rates suddenly rise by 4 percent, what is the percentage change in the price of Bond Sam? 0 -14.51% O 13.02% O-12.67% -12.65% If interest rates suddenly rise by 4 percent, what is the percentage change in the price of Bond Dave? O 33.57% O-42.47% 0-29.81% 0 -29.79% If rates were to suddenly fall by 4 percent instead, what would the percentage change in the price of Bond Sam be then? O 14.95% O 14.97% O-12.62% O 13.02% If rates were to suddenly fall by 4 percent instead, what would the percentage change in the price of Bond Dave be then? O 50.53% 0 33.57% O 50.51% 0-29.76%