This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Drugs, Subject name: Medicine
Which one of the following drugs of abuse is most typically associated with the illustrated complication?? 
Select and explain. 
A. Ketamine, B. Heroin, C. Cocaine, D. Phencyclidine
C: Cocaine
Answer: C: Cocaine 
Explanation: Answer C. CocainePerforation of the nasal septum and palate are well recognized complications of intranasal cocaine use.