This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Ketamine is a 
Select and explain. 
A. Short general anesthetic agent, B. Local anesthetic agent, C. Antidepressive agent, D. Hypnotic agent
A: Short general anesthetic agent
Answer: A: Short general anesthetic agent 
Explanation: None