The diameter of selected fibers is of the range of _______

• A. 0.1 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 0.155
• B. 0.01 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 0.1
• C. 0.0025 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 0.01
• D. 0.00025 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 0.00125