Concept:Drug abuse means the wrong or harmful use of substances that are considered drugs, such as medicines, alcohol, or illegal substances.
Explanation:Using prescribed drugs the wrong way is drug abuse because it misuses a medicine.
Drinking alcohol in excess is an example of drug abuse since alcohol is a psychoactive substance.
Self-medication is drug abuse because it involves taking drugs without proper medical guidance.
Frequent intake of soft drinks may harm health, but soft drinks are not classified as drugs.
Therefore, drinking soft drinks frequently cannot be termed drug abuse.
Answer:C. Frequent intake of soft drinks