B seems to have a lack of discipline, making it seem as if making a mess is okay. I’d say best bet is B.
True.
Place the heel of your hand on the centre of the person's chest, then place the palm of your other hand on top and press down by 5 to 6cm (2 to 2.5 inches) at a steady rate of 100 to 120 compressions a minute. After every 30 chest compressions, give 2 rescue breaths.
Answer:
I would send that to math, its more of a math question.
Explanation: