An individual who finds it difficult to control in-take of drugs is known as 

An individual who finds it difficult to control in-take of drugs is known as 

Correct Answer: Option D

Explanation

Drug addiction, also called substance use disorder, is a disease that affects a person’s brain and behavior and leads to an inability to control the use of a legal or illegal drug or medication. Substances such as alcohol, marijuana and nicotine also are considered drugs.