单选题Since electrical burn victims may be in shock，the FIRST medical response is to check for（）Aindication of broken bonesBbreathing and heartbeatCsymptoms of concussionDbleeding injuries
单选题
Since electrical burn victims may be in shock，the FIRST medical response is to check for（）
A
indication of broken bones
B
breathing and heartbeat
C
symptoms of concussion
D
bleeding injuries
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