[Solved] What is the reason for using the LFU page replacement algorithm?

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Q.	What is the reason for using the LFU page replacement algorithm?
A.	an actively used page should have a large reference count
B.	a less used page has more chances to be used again
C.	it is extremely efficient and optimal
D.	all of the mentioned
Answer» A. an actively used page should have a large reference count

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