1岁女孩。出生时正常，3个月后智能渐落后，目前不会独站，不会说话。头发稀黄，皮肤白嫩，头不能竖起，间断抽搐，尿有鼠尿味。临床上考虑患儿的诊断是（）

A.脑性瘫痪

B.呆小病

C.先天愚型

D.苯丙酮尿症

E.先天性脑发育不全

You are on a multiple product tanker and carrying methyl acrylate，diethanolamine，and triethylamine. Which statement is TRUE?（）

A.Methyl acrylate may be loaded in a tank adjacent to diethanolamine but not triethylamine

B.The heating coils to the cargo tank loaded with methyl acrylate must be blanked off

C.Valve components made of aluminum，copper，or zinc may not be in contact with the cargoes

D.Each crew member working on deck must have an emergency escape breathing apparatus