.

One advantage of eating a balanced breakfast is _____ it can keep you energetic throughout the day.

A．that

B．how

C．when

D．whether

条约在解释上发生分歧时，解决的办法应该是（）。

A.国际法院解决

B.联合国秘书处解决

C.按条约规定解决

D.仲裁解决