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
Local anaesthetic of choice for IVRA 
Select and explain. 
A. Bupivacaine, B. Lignocaine, C. Tetracaine, D. Procaine
B: Lignocaine
Answer: B: Lignocaine 
Explanation: Lignocaine is preferred for IVRA.