问题如下：
6. Which of PIA’s Trading Procedures is most consistent with the CFA Institute Standards?
选项：
A. Procedure 1.
B. Procedure 2.
C. Procedure 3.
解释：
A is correct.
A blackout period is appropriate for investment decision-making personnel so that managers do not take advantage of their knowledge of trading activity and ‘front run’ the trade. The actual detail of the blackout period is not specified in the Standards, only that one should exist.
五天前不能交易，还有十天前呢
