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: Anaesthesia
Shoest acting local anaesthetics ? 
Select and explain. 
A. Lignocaine, B. Bupivacaine, C. Etidocaine, D. Chlorprocaine
D: Chlorprocaine
Answer: D: Chlorprocaine 
Explanation: Ans. is 'd' i.e., Chlorprocaine Sho duration Low potency Intermediate duration (30-90 min) Intermediate potency Long duration (> 120 min) High potency Chloiprocaine (shoest acting) Procaine Lignocaine o Mepivacaine o Prilocaine a Cocaine Bupivacaine o Tetracaine o Etodicaine o Ropivacaine Dibucaine (longest acting)