You have an array of n elements. Suppose you implement quick sort by a – McqOptions

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1.	You have an array of n elements. Suppose you implement quick sort by always choosing the central element of the array as the pivot. Then the tightest upper bound for the worst case performance is
A.	0(n2)
B.	0(n long n)
C.	0(n log n)
D.	0(n3)
Answer» B. 0(n long n)

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