B. The air you breathe.
Because the rest of the choices are not environmental factors. Gang activity, and access to jobs and education are not environmental because environment are things about the world.
I would say this to be true
Keep flammable objects away from children ( although I am unsure because it should be forbid smoking in bed and keep flammable objects away from children)
Answer:
their feet and legs stop working to decreased blood supply to that spot.
Explanation:
a stroke occurs when the blood supply to your brain is cut off because of a blockage. due to this, it can cause weakness in any limbs of the body. having a stroke can also cause nervous system and muscular damage.