问题如下：
The notching adjustment for corporate bonds rated Aa2/AA is most likely:
选项：
A.larger than the notching adjustment for corporate bonds rated B2/B.
B.the same as the notching adjustment for corporate bonds rated B2/B.
C.smaller than the notching adjustment for corporate bonds rated B2/B.
解释：
C is correct.
As a general rule, the higher the senior unsecured rating, the smaller the notching adjustment. Thus, for corporate bonds rated Aa2/AA, the rating agencies will typically apply smaller rating adjustments, or notches, to the related issue.
老师，题干corporate bonds rated×××是指 issuer rating吗，那 issue rating 一般会怎么表述
