解决用户各种实际问题的软件一般称为()。
A.系统软件
B.应用软件
C.支撑软件
D.数据库软件
参考答案:B
通常上,我们把公元前221年秦统一六国作为战国的末年,那么战国始于()。
An analyst does research about active and passive management. If the market for the asset class is insufficient, which of the following statements is most accurate A skilled investor should choose :()
A. Index investing.
B. passive management.
C. active management.