Rating AAA AA A B CCC/C --Time horizon (years)-- 1 2 3 0.00 0.03 0.13 0.02 0.06 0.11 0.05 0.13 0.22 0.16 0.43 0.75 0.63 1.93 3.46 3.34 7.80 11.75 28.30 38.33 43.42 2. Meanwhile, if the bond was a BB bond maturing in one year, the holder will need a spread of basis points (round to the nearest unit) to have an expected investment return equivalent to a risk-free asset of the same maturity, and accordingly, if the one- year risk-free rate is 1.05%, the yield of a BB bond should be at least % (two decimal places)