Concept:Substance abuse is best corrected through behavioral change and proper support, not rewards or escape.
Explanation:Wanja plans to take marijuana and alcoholic beverages to get high.
This shows he is already involved in substance abuse.
Such behaviour damages his health and future.
To stop him, he needs re-orientation to change his wrong mindset about drugs.
He also needs rehabilitation to receive proper care and overcome addiction.
Sending him abroad will not remove his addiction.
Giving him money or expensive gifts may encourage him to buy more drugs.
Only a structured process of correction and healing can truly change his conduct.
Answer:A. Re-orientation and rehabilitation.