You must get there within an hour. There should be no in sending this information to him.

问题补充：

You must get there within an hour. There should be no in sending this information to him.

A. point

B. problem

C. quarrel

D. delay

答案：

A. point

B. problem

C. quarrel

(答案→)D. delay

解析：delay耽搁，延误。