____ in the 1800s and first mass-produced in Germany, the harmonica (口琴) was designed to play simple

folk tunes. [ ]

A. Being invented

B. Inventing

C. Invented

D. Having invented

患者，男性，48岁，肢体颤动不能自制，眩晕耳鸣，面赤烦躁易怒，情绪紧张则颤动加重，肌肤麻木不仁，口苦咽干，言语迟缓不清，流涎，舌红，苔黄，脉弦。

该病诊断为（）

A.痿证

B.痹证

C.颤证

D.痫证

E.癫证