Which of the following is a part of surveyor‚Äö√Ñ√∂‚àö√ë‚àö¬•s compass?$

Which of the following is a part of surveyor‚Äö√Ñ√∂‚àö�

1.	Which of the following is a part of surveyor‚Äö√Ñ√∂‚àö√ë‚àö¬•s compass?$
A.	Agate cap
B.	Prism cap
C.	Brake pin
D.	Jewel bearing
Answer» E.