e. If there are 2,000 units of inventory at the beginning of period 1 and management wishes to have 8 days supply of inventory at the end of period 4 (period 5 has 63 days and projected demand of 12,000 units), what will be the staffing level if a level plan is used? I. f. Following from part (e), how many days of supply will there be at the end of period 1? 25 25