3. Aggregate planning is the process of developing analysing, and maintaining a preliminary, approximate schedule of the overall operations of an organization. The aggregate plan generally contains targeted sales forecast, production levels, inventory levels, and customer backlogs. a) What is the objective for aggregate planning? And explain about the aggerate planning. (10 marks) (CLO2:PLO6:C2) b) What are the sales and operations aimed? (4 marks) (CLO1:PLO3:C2) c) Identify about the influencing demand, and changing inventory levels (6 marks) (CLO3:PLO6:C2)