问题
The premier minister ordered that he ______ of everything that is going and required that all the working staff _______this order.[ ]
A: would be informed; would obey
B: be informed; obey
C: should inform; should obey
D: had been informed; obeyed
B: be informed; obey
C: should inform; should obey
D: had been informed; obeyed
正确答案是：
