问题如下：
Which of the following cash flow is least likely to be received by the investors of the credit card receivable-backed securities during the lockout period?
选项：
A. Finance charges
B. Fees
C. Principal
解释：
C is correct.
For credit card receivable-backed securities, if the loans are in the lockout period, the cash flows paid out to security holders are based only on finance charges and fees.
请问锁定期没过怎么会有罚款呢？不是说逾期才有罚款吗？
