Please could you explain me how I do that?

Maturity Annualized Yield of zero-coupon Annualized Yield of B-rated Corporate Treasury Bond (zero-coupon) 1 year 3 percent 6 percent 2 year 6 percent 10 percent 20 year 12 percent 17 percentWhat is the cumulative probability that two-year B-rated corporate debt will be fully repaid in the first two years? OA. 92.9 percent. OB. 95.6 percent. C. 97.2 percent. OD. 7.10 percent. OE. 4.40 percent