女性，50岁，以颊黏膜粗糙感、反复刺激性疼痛就诊。体检：双颊黏膜及下唇红有网状白纹，右颊及唇红损害区有少量充血区。组织活检：上皮表面不角化、棘层细胞增厚、基底细胞排列紊乱。

该病例最可能的诊断为（）

A.盘状红斑狼疮

B.多形性红斑

C.口腔黏膜扁平苔藓

D.白色角化病

E.白色水肿

The result was far beyond _____ we had expected, _____ delighted every one of us.

A．that; which

B．that; that

C．what; what

D．what; which