English has become the most widely spoken language in the world ______ its special role(作用) as

an international language. [ ]

A. because

B. from

C. with

D. because of

按照（）原则，建立清算备付金账户头寸不足预警联动机制和快速融资应急预案，杜绝支付系统清算窗口因我社原因开启情况的发生，切实保证支付结算渠道畅通。

A.合规性

B.及时性

C.制约性

D.审慎性