Yes, if people have addiction history in their lives or their family history they should not be able to purchase large amounts of these products. Tobacco should have more restrictions against 18 year olds, even though they cannot legally purchase it many still do.
Answer:
Cause: didn't study
Effect: he failed
Explanation:
is this what you were asking?
Fear, fear of lawsuit maybe, they don't know what to do
If they are in immediate danger (such as in middle of highway with cars coming)