Answer:
A. 30:2
Explanation:
After every 30 chest compressions at a rate of 100 to 120 a minute, give 2 breaths.
We cannot see the full question because there are question marks instead of words.
To treat muscle cramps, it is important to relax the muscle. Stop any activity and stretch gently the muscles and to hydrate your body. Also, if muscle cramps is a regular occurrence then it is recommended to add more magnesium in the diet. <span />
Loss of sleep is a possible sign and effect of stress.
This statement is true. Anxiety and depression are also common signs of stress.
I hope it helps, Regards.