The new owner of a bank is trying to decide whether to hire one, two, or three tellers. She estimates that profits next year (in thousands of dollars) will vary with demand and has estimated demand in three categories low, medium and high Demand Tellers Low Medium High one 50 75 100 Two 0 100 100 Three -100 70 300 Determine which option is good for optimistic, pessimistic, average, and minimax regret.