If an individual persist in the use of hard drugs, such individual is likely to exibit

A.

Hostile attitudes towards religious organisation

B.

Unfriendly disposition towards foreigners

C.

Oppressive behaviour

D.

Emotional illness and aggression

Correct answer is D

Drug addiction can cause many long-term negative effects, including physical health problems like liver damage and heart disease as well as mental / emotional illnesses like depression and anxiety disorders. Drug abuse also causes long-term changes to the brain that make quitting so difficult and takes years to change back to normal.