Given the project within the table below, calculate the following Activity Duration (hours Immediate Predecessors A 4 B 3 B AB D 7 E 2 B,C F 3 DE G 7 F a. What is the project length? Select] b. What activities are on the critical path? Select) c. How much stack in in activity B? Select] d. What is the Late Start / Late Finish for activity D? [Select] d. What is the Late Start / Late Finish for activity D? Select] f. What if activity D was delayed by 8 hours (now taking 15 hours), what impact would it have on the overall project? Select]