--- We can give you a ride into town.  

 --- ________ Thank you.  [ ]

 A. Yes, why not?            

B. Oh, it would be my pleasure.

C. Oh, that would be great.      

D. Yes, please.

患儿，8岁。突然出现四肢抽搐，昏迷，持续约4分钟，自行缓解，体温正常。查大便常规：未见异常。脑电图示：棘慢波。其诊断最可能是（）

A.疫毒痢

B.急惊风

C.慢惊风

D.暑温

E.痫证