What we need to settle in this area now is how to ________ all the hyacinth (水、葫蘆), which can make the water dirty.

A．get rid of

B．get on with

C．get through with

D．get down to

银行卡风险事件应急处置原则为（）

A.快速处置原则

B.最小影响原则

C.严格保密原则

D.依法合规原则