only need help with part C

Activity Predecessors Normal Duration (days) Crash Cost, total Normal Cost Duration Crash Time (days) A | 11 7 10 7 10 IC D E 12 11 15 F 2 G | 12 5 6 A A B BC C D C JEF G.H 11 1 JH, J, K 1. K P.K L.M.N lo $6,000 10,000 8.000 12.000 10,000 14.000 7,000 9,000 6.000 12.000 6,000 6.000 6,000 6,000 6.000 6.000 $6,000 11,000 10,000 14,000 12.0001 20.000 10,000 15.000 Rool 12.000 7.500 3.000 10.0001 8.000 8.000 6,000 6 5 5 4 $ 7 K L M IN S 3 lo 6 P a. Develop an activity-on-node diagram, showing early start, early finish, late start, late finish, and slack for each task. Start Task A on July 1, 2020. Do not put in any redundant precedent lines in your diagram. Use the following format for your nodes: ES EF Task Duration LS LE Slack b. Determine the critical path for normal operation, and normal completion time (number of days) and completion date for the project. Prepare a CPM chart showing your solution and identify the critical path with red arrows <. prepare a cash flow and cumulative spending diagram for the project under normal conditions assuming daily interest rate on outstanding balance of assume that half payment occurs at beginning each task with paid completion>