The answer is option D
All the provided answers are correct, some of the benefits of first aid are:
Improves the chances of survival: Those trained have the ability to
assist an injured or ill person during a variety of emergency
situations.
Reduces the risk of permanent injury: First aid
treatments such as the Rest, Ice, Compression, Elevation are very
helpful for strains, sprains,
contusions, dislocations, or uncomplicated fractures, avoiding in a great percentage permanent injuries.
Reduces the risk of infection: Standard precautions taken by people
trained in first-aid are the principle means of ensuring infection
control in while performing
first aid on general conditions.
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Carbon Monoxide.
- It is dangerous because carbon monoxide has a higher affinity for hemoglobin than oxygen does. Your body cannot use carbon monoxide to make ATP, so if there is carbon monoxide attached to hemoglobin instead or oxygen you cannot oxygenate your cells. Thus they will die.
They can work together, depending on the virus/bacteria.
