The answer is b. the national institutes of health (NIH)
I think this means that in order to Have "wellness" you need to keep making healthy choices.
Answer: The human circulatory system has a complex network of blood vessels that reach all parts of the body. This extensive network supplies the cells, tissues, and organs with oxygen and nutrients, and removes carbon dioxide and waste compounds.
Explanation:
Hard hat: protects the head from falling objects
Leather gloves: protects hands from cuts and debris
Goggles: protects eyes from dust and air borne debris
N-95 respirator mask: prevents from breathing in dust, hazardous gases
Yellow vest: allows others to recognize that you are a responder and not a victim