NO.PZ2020011303000151
问题如下：
What is a rogue trader? What key risk indicator might be helpful in detecting a rogue trader?
选项：
解释：
A rogue trader is a trader who does unauthorized trading and finds a way of hiding losses. Failure to take any holidays could be an indication of a rogue trader.
Failure to take any holidays could be an indication of a rogue trader. 这是为啥啊 和放假有啥关系？
