What are the values of finish obtained by machining work piece thorough Electro discharge sawing?

• A. 0.1 to 4 ¬¨¬®¬¨¬µm
• B. 6.3 to 10 ¬¨¬®¬¨¬µm
• C. 12.4 to 23 ¬¨¬®¬¨¬µm
• D. 25.6 to 40 ¬¨¬®¬¨¬µm