根据官渡之战、淝水之战的共同点，在下列选项中选出一个与其相符的战役                       

A．合纵连横

B．长平之战

C．大泽乡起义

D．赤壁之战

A client calls the physician's office 2 days after a herniorrhaphy to report that his scrotum is swollen and painful. Which of the following instruction by the nurse could promote comfort for the client

A．Apply a snug binder on his abdomen.

B．Have him wear a truss to support the scrotum.

C．Have him lie on his side and place a pillow between his legs.

D．Elevate the scrotum and place ice bags on the area intermittently.