$2.$ For the next project find the completion time and the critical path, and then find the least possible time in order to complete the project with the least additional cost. Find the project total cost in the later case. Activity B C D E $$ Predecessor K I A B C B F E$,$ D G HI B K Time $($days$)$ Normal Time $243$ Crash Time $231157632625669732925$ M L $6$ Then find the optimal project total cost if it is desired to be ended in $28$ days. Normal Cost $1004001000500300150040050150400$ Cost $($L$.$E$.)600200100$ Crash Cost $10050015005005001900700501508506002001002.$ For the next project find the completion time and the critical path, and then find the least possible time in order to complete the project with the least additional cost. Find the project total cost in the later case. Then find the optimal project total cost if it is desired to be ended in $28$ days.