9. (5 points) A company has liability payments of 5000 and 2000, due at the end of years 2 and 4, respectively. It purchases zero-coupon bonds maturing in 2 and 4 years to match the liability payments exactly. The cost of these bonds is 6000. Both bonds have the same annual yield i. Determine i. A. 5.43% B. 5.67% C. 5.88% D. 6.05% E. 6.24%