<prompt> Which of the following is long acting local anesthetic 2hrs a Bupivacaineb Prilocainec Etidocained Dibucainee Tetracainebceacdeabcdabde  <response>: Short duration 30 min :- Chlorprocaine, procaine.Moderate duration 30-90 min :- Lignocaine, mepivacaine, Prilocaine, cocaine.Long duration 120 min :- Bupivacaine, levobupivacaine, Tetracaine, Etodicaine, Ropivacaine, Dibucaine. 