You have to observe an included angle with better accuracy than what is achievable by a vernier, you will prefer the method of

You have to observe an included angle with better accuracy than what i

1.	You have to observe an included angle with better accuracy than what is achievable by a vernier, you will prefer the method of
A.	Repetition
B.	Reiteration
C.	Double observations
D.	Exactness
Answer» B. Reiteration