For periods beginning on or after l Januar
题型：单项选择题
问题：
For periods beginning on or after l January 2011, the Global Investment Performance Standards (
) require that total firm assets be defined as the aggregate fair value of all:（）
A. discretionary assets in fee-paying portfolios managed by the firm.
B. discretionary and non-discretionary assets in fee-paying portfolios managed by the firm.
C. discretionary and non-discretionary assets in fee-paying and non-fee-paying portfolios managed by the firm.