the credit spread of the B corporate bond is closest to:

Consider the following yields to maturity on various one-year zero-coupon securities. Yield (%) Security Treasury AAA Corporate BBB Corporate B Corporate 3.7 3.9 4.7 5.1 The credit spread of the B corporate bond is closest to O A. 2.8% O B. 0.7% OC. 1.7% O D. 1.4%