To avoid large centering error with very short legs, observations are – McqOptions

MCQOPTIONS

1.	To avoid large centering error with very short legs, observations are generally made
A.	To chain pins
B.	By using optical system for centering the theodolite
C.	To a target fixed on theodolite tripod on which theodolite may be fitted easily
D.	All the above
Answer» D. All the above

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