Upto which value optical bevel protractor can take the readings?

1.	Upto which value optical bevel protractor can take the readings?
A.	10‚Äö√Ñ√∂‚àö√ë‚àö¬•
B.	5‚Äö√Ñ√∂‚àö√ë‚àö¬•
C.	2‚Äö√Ñ√∂‚àö√ë‚àö¬•
D.	15‚Äö√Ñ√∂‚àö√ë‚àö¬•
Answer» D. 15‚Äö√Ñ√∂‚àö√ë‚àö¬•

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