单项选择题

抢救链霉素过敏性休克首选注射盐酸肾上腺素的浓度和剂量是

A.1%,0.5~1ml
B.0.1%,0.5~1ml
C.0.01%,0.5~1ml
D.2%,0.5~1ml
E.0.1%,1~1.5ml