You have run the association rules algorithm on your data set, and the two rules {banana, apple} => {grape}
and {apple, orange}=> {grape} have been found to berelevant. What else must be true?
A.
{grape,apple,orange} must be a frequent itemset.
B.
{banana,apple,grape,orange} must be a frequent itemset.
C.
{grape} => {banana,apple} must be a relevant rule.
D.
{banana,apple} => {orange} must be a relevant rule.