NO.PZ2020033003000065
问题如下：
Which of the following is not one of the steps to calculate the number of days in the remargin period?
选项：
A.valuation & margin call.
B.receiving collateral.
C.Grace period.
D.revaluation of collateral.
解释：
D is correct.
考点：Impact of Collateral on Credit Exposure
解析：一般抵押品都是价值比较公允的东西，不需要revaluation这个步骤。
what is grace period
