Select the description$($s$)$ that is $($are$)$ TRUE.

Group of answer choices

Apriori property is also called upward closure property.

Apriori property is also called downward closure property.

If an item is considered frequent in Apriori, then any subset of the frequent itemset must also be frequent.

If an item is considered frequent in Apriori, then no subset of the frequent itemset can be considered frequent.