问题如下：
Which of the following cannot cause prepayment risk for auto loan receivables backed ABS?
选项：
A. Early payoff.
B. Repossession.
C. Buy another vehicle.
解释：
C is correct.
Prepayment risk may arise from repossession, early payoff, insurance settlement from wreck, sale of vehicle etc.
这题的解释看不太明白，谢谢
