What is the use of middle parameter in rotate method?

1.	What is the use of middle parameter in rotate method?
A.	Marks the ending of a sequence
B.	Marks the elements in a sequence
C.	Marks the begining of a sequence
D.	All of above
E.	None of these
Answer» C. Marks the begining of a sequence

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What is the use of middle parameter in rotate method?

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