以下哪项描述符合儿童失神癫痫（）

A.以青春期发病最多见

B.多见于有广泛性脑损伤的患儿

C.失神发作可由过度换气所诱发

D.脑电图呈1.5～2.5Hz的全脑慢-棘慢复合波

E.首选苯巴比妥治疗

Which of the following embedded options most likely benefits the bondholde（）

A. Interest rate cap on a floating-rate bond.

B. Accelerated sinking fund provision.

C. Put provision at par on a bond that is trading at a premium.