Blanket drag would be the least appropriate to use to move an unresponsive person who are alone at the scene.
When a person is unresponsive, their muscle tissues relax and their tongue can block their airway with the purpose to not breathing. Tilting their head return opens the airway by using pulling the tongue forward. If they're now not respiratory, their chest and stomach will no longer be shifting and you'll no longer hear or experience their breaths.
Medically speaking, whilst a person is referred to as unresponsive, it manner they are at least unconscious, and possibly useless or dying. Definitions of unresponsive. Adjective. no longer responding to some have an effect on or stimulus.
Learn more about unconscious here: https://brainly.com/question/28059143
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