You have run the association rules algorithm on your dataset, and the two rules {banana, apple} => {grape} and {apple, orange} => {grape} have been found to be relevant. What else must be true?
Choose the right answer:
- {banana, apple, grape, orange} must be a frequent itemset
- {banana, apple} => {orange} must be a relevant rule
- {grape} => {banana, apple} must be a relevant rule
- {grape, apple} must be a frequent itemset