秘书必须服从本级领导是由秘书工作的（）
A.被动性决定
B.赋予性决定
C.潜隐性决定
D.从属性决定
参考答案：D
质量管理体系的文件组成有( )。
A．形成文件的质量方针
B．质量手册
C．程序文件
D．以上均正确
Which of the following investors is least likely to have liquidity risk concerns A:（）
A. financial institution heavily involved in the repurchase market.
B. portfolio manager for an emerging-market fund.
C. trader who invests exclusively in Treasury bonds.
