NO.PZ2023091802000174
问题如下：
ABC, a clearinghouse member, has not managed its debts very well. As a result, it is unable to meet its open contract obligations. Which of the following statements represents one of the first actions of the clearinghouse?
选项：
A.
Exchange membership is sold.
B.
Under-margined customer positions are transferred to a solvent clearinghouse member.
C.
Guaranty fund is used.
D.
Fully margined positions are transferred to a solvent clearinghouse member.
解释：
The first action of the clearinghouse is to move fully margined
customer positions to a solvent clearinghouse member.
老师，B和D能翻译一下吗？B之所以不对是没有under-margined一说？
