问题
When are the Blacks leaving for New York — Pardon— I asked ___________.
A:when are the Blacks leaving for New York
B:when the Blacks are leaving for New York
C:when were the Blacks leaving for New York
D:when the Blacks were leaving for New York;
B:when the Blacks are leaving for New York
C:when were the Blacks leaving for New York
D:when the Blacks were leaving for New York;
正确答案是：
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