Given the following project network:
a. Identify the earliest start/completion and finish/completion for each task. (Leave no cells blank - be certain to enter "0" wherever required.)
b. Calculate slack for every project activity. (Leave no cells blank - be certain to enter "0" wherever required.)
Task B 43 Task D 4 weeks 6 weeks Task A 6 weeks Task F 9 weeks Task C 1 week Task E 3 weeks