— Mr. Parikinson, you are wanted on ____ phone.

— Who is calling?

— ____. Mr. Green. I don't know who he is. [ ]

A. /; A

B. the; /

C. the; A

D. /; /

患者，男性，45岁。2周前因肝内胆管结石行肝段切除术。术后有低热，近2天来感右上腹持续钝痛，伴顽固性呃逆和高热，急诊入院。体温39.2℃，皮肤无黄染，腹胀，无明显压痛，右季肋有叩击痛，肝浊音界扩大，诊断应首先考虑（）

A.逆行性胆道感染

B.肝下脓肿

C.肝脓肿

D.膈下脓肿

E.腹腔脓肿