Consider a supermarket scenario where the itemset is I = {Onion, Burger, Potato, Milk, Beer). The database given (Table 2) consists of six transactions where 1 represents the presence of the item and 0 the absence. Considering the threshold support level over 50%, deduce the set of two items frequently purchased by the customers. Transaction Onion Potato Burger Milk Beer ID ti 1 1 1 0 0 0 1 1 1 0 t3 0 0 0 1 1 t4 1 1 0 1 0 ts 1 1 1 0 1 t6 1 1 1 1 1 t7 1 1 0 0