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: Surgery
Sodium bicarbonate when given with local anaesthetics has which of the following effect? 
Select and explain. 
A. Increases speed and quality of anaesthesia, B. Decreases diffusion of the anaesthetic drug, C. Causes rapid elimination of the Local anesthetic, D. Decreases speed and quality of anaesthesia
A: Increases speed and quality of anaesthesia
Answer: A: Increases speed and quality of anaesthesia 
Explanation: None