Question 3 A company wants to develop a level production plan for a product in the coming four months, based on the following data. 1 3 4 Month Working Days Forecast Demand 25 120 2 20 180 23 170 22 160 If the opening inventory is 100 units and the ending inventory is also 100 units, then we can claim that the planned production in month 2 is 180 units 154 units 161 units 140 units