问题如下：
Which of the following is a characteristic of the KMV model?
I. Each obligor has its own sensitivity to each of the common risk factors.
II. It includes an estimate of correlation between firm values based on the correlation between observed equity values.
选项：
A. I only.
B. II only.
C. Both I and II.
D. Neither I nor II.
解释：
B Statement I is only true for Credit Risk+. Statement II is a characteristic and major advantage of the KMV model.
想问一下Credit Risk+和KMV的这个特点对应讲义哪里？不记得有学习过选项A和B的相关知识
