Activity Immediate Predecessor(s) Duration (week) A 10 3 B 12 A D 6 A E B 6 B 8 G CF 3 D 3 H 1 H 9 J 7 GI 4 K EJ a) Calculate ES, EF, LS, LF, TS, and Fs for each activity, b) which activities form the critical path? c) What is the estimated time of the critical path? d) which activity (ion) can be delayed 16 weeks without impacting the expected project completion date? e) which activities can be delayed without impacting the expected project completion dato? 1) How many wook(t) can you dolay activity E, without Impacting the expected project completion dato? 9) What is the impact to the projectif activity Brakes three wooks longer than planned