NO.PZ2024042601000129
问题如下：
Which of the following measures are most likely to be used by asecuritized product backed by student loans?
选项：
A.Single monthly mortality (SMM),constant prepayment rate (CPR), and Public Securities Association (PSA).
B.Loss curves and absolute prepayment speed (APS).
C.Weighted average life (WAL),weighted average maturity (WAM), and weighted average coupon (WAC).
D.Debt service coverage ratio(DSCR) and monthly payment rate (MPR).
解释：
The constantprepayment rate (CPR) and the Public Securities Association (PSA) method arecommon methodologies used to estimate prepayments for student loans andmortgages.
c选项不是才是loan/mortgage吗
