Answer:
E
Explanation:
Because none of this are safe,
Vaping contains oil and can fill your lungs with,
Juuling causes cancer more then other products
Snuff is drugs and can cause addiction and worse problems
Hookahs is a long glass with a hose to inhale a steam,that comes from a liquid with a flavorings paste, that is heated with charcoal.
So the answer is mostly like E or D