— ________he managed to solve the problem?

— Oh, he turned to Professor Lee for advice. [ ]

A. Was it how that

B. Was it that how

C. How was it that

D. How it was that

一马耳下局部出现疼痛、肿胀及增温，触之敏感，病马流涎、食欲减退、吞咽困难。

若肿胀破裂，长期向外排出脓性分泌物，则错误的治疗措施是（）。

A、需抗生素治疗

B、手术切除腮腺

C、局部热敷

D、双氧水冲洗

E、安置引流条