题目：
According to the Global Investment Performance Standards (
), which of the following statements is most accurat.e about composites used for performance presentation of a investment management firm（）
A. Composites must include one or more portfolios managed to a similar investment strategy, objective or mandate.
B. Composites must include all discretionary and non-discretionary portfolios managed to a similar investment strategy, objective or mandate.
C. Composites must include all fee-paying and non-fee paying portfolios managed to a similar investment strategy, objective or mandate.
答案：
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参考答案：A解析： 文件控件中驱动器的Path属性适用于目录列表用来设置或返回当前驱动器的路径。
