I shall never forget those years ________ I lived on the farm _______ you visited last week.

A．when; where

B．which; which

C．when; which

D．which; where

房地产拥有者将该房地产委托给信托公司，信托公司根据委托者要求进行管理，帮委托者获取溢价，这是房地产的哪种投资方式( )

A．房地产购买

B．房地产租赁

C．房地产信托

D．房地产经营