关于显影液成分与作用的组合，错误的是（）

A.显影剂--菲尼酮

B.保护剂--无水亚硫酸钠

C.促进剂--醋酸

D.缓冲剂--偏硼酸钠

E.抑制剂--5－甲基－苯并三唑

Tinea is a skin infection caused by certain fungi. A significant fraction of the people who contract tinea have outbreaks of its symptoms again and again. This proves that, for each of these individuals, the original case of tinea was, in fact, never completely cured.
The argument above assumes that a person who has outbreaks of tinea symptoms again and again

A．can never be completely cured of tinea.

B．does not understand what causes tinea.

C．did not get medical treatment for the original case of tinea.

D．did not take steps to avoid contracting tinea.

E．(E) has not been repeatedly infected with tinea.