Complete the following problem. The lead time is one week and the demand time fence is the end of week 3. There are 20 on hand. The lot size is 60 Period 2 3 4 5 6 Forecast 20 21 22 26 28 25 Customer orders 19 18 20 18 30 22 PAB 20 MPS ATP PAB Period 1 1 Period 21 Period 3 Period 5 43 Period 4 23 Period 6 35 5 MPS Penod 2 Period 5 Period 5 Period 2 43 ATP Period 1 MPS ATP PAB Period 1 1 Period 21 Period 3 43 Period 4 23 Period 5 5 Period 6 35 MPS Period 2 Period 5 Period 2 43 Period 5 ATP Period 1 65