有关烧伤创面脓毒症的概念以下哪一项是错误的（）

A.创面有细菌感染，并向痂下临近的非烧伤组织侵入

B.痂下组织细菌量计数超过10⁵CFU/g

C.血培养多为阴性

D.创面可以没有细菌感染，但痂下组织细菌量计数超过105CFU/g

E.细菌毒素引起全身感染中毒症状

The clever boy made a hole in the wall, _____ he could see _____ was going on inside the house. [ ]

A. which; what

B. through which; what

C. through that; what

D. what; that