The dimensions of health operate independently; they don’t affect one another

False

Explanation:

If this is a true or false statement it would be false, as all the dimensions of health and wellbeing are interrelated and interconnected with each other. Yes they can operate independently but they will almost always impact upon another dimension of health. If you need an example let me know and i'll add it in the comments.

answer(b) keep oxygenated and deoxygenated blood separate;