A station has very high (close to 100\%) utilization, low arrival variability, and high processing variability. What is the level of variability in the departures from the station? Low Variability Moderate Variability High Variability Impossible to tell Question 13 0 pts (This question is labeled 0 points, because it is an extra credit topic. If you get this question correct, you will still earn 5 points.) The following (deterministic) demands for your product have arrived. Demand in week 1: 30 Demand in week 2: 10 Demand in week 3: 5 Demand in week 4: 30 Demand in week 5 and later: 0 Replenishment orders cost $25 /order and orders arrive instantaneously. Holding costs are $2 /unit/week. Initial inventory is 0 units. In how many weeks will you place replenishment orders