Answer:
Hope this helps If it doesn't let me know!
Explanation:
Division of labour is an economic concept which states that dividing the production process into different stages enables workers to focus on specific tasks. If workers can concentrate on one small aspect of production, this increases overall efficiency – so long as there are sufficient volume and quantity produced.
Constituents are people represented by a particular member of Congress.
I believe the answer is: causality.
The initial assumption above is that a teenager who use drugs would most likely influence other non-users to use drug. There is nothing from the finding that disprove otherwise. So, when user hang out with non-users, there is a pretty good chance that the non-users could influence the users to stop consuming the drug.