1.

The apriori property means

A. if a set cannot pass a test, its supersets will also fail the same test
B. to decrease the efficiency, do level-wise generation of frequent item sets
C. to improve the efficiency, do level-wise generation of frequent item sets d.
D. if a set can pass a test, its supersets will fail the same test
Answer» B. to decrease the efficiency, do level-wise generation of frequent item sets


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