Ships sailing in（）are able to receive and print out EGC messages.

A.a fixed area or Navarea in any ocean region

B.a Navarea or weather forecast area

C.the designated area or given geographic position

D.anywhere of the world

女性，29岁。左前臂骨折，经手法复位，小夹板固定5小时，感觉剧痛，手指麻木，肿胀，活动不灵。其主要原因是（）

A.神经损伤

B.神经受压和静脉受压

C.动脉受压和静脉受压

D.静脉受压

E.动脉损伤