--Where is your father?

---- He _____ Australia and he _____ Sydney for two weeks.

A．has been to; has been in

B．has gone to; has been in

C．has been in; has been to

D．has gone to; has been to

根据《证券公司监督管理条例》规定，证券公司从事证券资产管理业务、融资融券业务，应当了解客户的（）。

Ⅰ.收入状况

Ⅱ.风险偏好

Ⅲ.身份

Ⅳ.证券投资经验

A.Ⅲ、Ⅳ

B.Ⅰ、Ⅳ

C.Ⅰ、Ⅱ、Ⅲ、Ⅳ

D.Ⅰ、Ⅱ、Ⅲ