Draw Gantt-Chart for the following activities, define the located activities on the critical path, and define the total project duration: Activity Preceding Activity Duration, Weeks A 8 B , , D 7 C 9. G 6. E A 11 F G 12 14 ---. H G 15 I G 8. J I , , F ,, F, H, J , , F, , J K 13 L 12 M 16 N I 11 M 18 P L, M,N 13 M 14 R K,0 15