1. (100 points) A database has five transactions. Let min sup-60% and min conf- 75% TID T100 T200 T300 T400 T500 Items-bought E, E, K, K, M, N, N, O, Y,Y C, C, D, D, D, E, K, O, O, Y A, E, E, K, K, K, M, M, N, N C, C, C, M, O, U, U, U, Y (a) Find all frequent itemsets using Apriori method (b) List all of the strong association rules (with supports-60% and confidence c=75%) matching the following meta rule, where X is a variable representing customers, and item denotes variables representing items (e.g., "A", "B", etc.) buys(X; item1) and buys(X, item2)) > buys(X; item3) [s, c]