民国时期叱咤风云的“新桂系三巨头”是（）、白崇禧和黄绍竑。

A.李济深

B.李品仙

C.陆荣廷

D.李宗仁

The janitor's long service with the company was ______ a present.

A．confirmed by

B．recorded with

C．appreciated by

D．acknowledged with