Explain each of the following in your own understanding and idea: 1.Why is Markov analysis is used as a research tool to examine the customer loyalty to a brand? Describe how this model can help forecast frequency of customers to remain loyal to one brand or switch to others? 2.Describe each queuing discipline and provide example to what kind of application the discipline is appropriate to follow. (20 pts) a. FirstComeFirstServe(FCFS) b. FirstInFirstOut(FIFO) c. Last In Last Out d.SelectionforServiceinRandomOrder(SIRO) 3. Describe how linear programming help support business planning