NO.PZ2023040301000090
问题如下：
The financial systems that are operationally efficient are most likely characterized by:
选项：
A.security prices that reflect fundamental values
liquid markets with low commissions and order price impacts
the use of resources where they are most valuable
解释：
Operationally efficient markets are liquid markets in which the costs of arranging trades, commissions, bid–ask spreads, and order price impacts, are low
operationally efficient 市场的定义是什么，选项A与C为什么不对。选项B为什么对。
