The people that usually recognizes a situation as an emergency and acts to help the victim is: A bystander.
A bystander can be defined as the person that saw or witness an event or the person that was there when emergency situation occurred.
A bystander tend to often recognizes an event as a emergency case and play a role by helping to rescue the victims thereby saving life.
Therefore the people that usually recognizes a situation as an emergency and acts to help the victim is: A bystander.
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