What does your mother do?  She is an ____________.[ ]

A. actress

B. writer

C. cleaner

止血带止血的部位哪一项是不正确的（）

A.扎在伤口的近心端

B.上臂扎在上二分之一处

C.大腿扎在上三分之二处

D.小腿扎在下三分之二处

E.不可用于前臂部位的止血