She wanted to know _________.

A．whether I knew her and where did she work

B．if I knew her and the factory she worked there

C．whether I knew her and factory she worked

D．if I knew her and the factory where she worked

男，56岁。近1个月来左侧舌根、软腭及咽部阵发性剧烈疼痛，并向外耳道放射。吞咽、说话均可引起疼痛，甚至夜间有疼醒现象，临床检查以上部位未见明显肿胀，黏膜色泽正常，无溃疡，服用卡马西平有效。最有可能的原因是

A．非典型性口炎

B．三叉神经痛

C．蝶腭神经痛

D．舌咽神经痛

E．鼻咽癌