Consider a project with the following work-breakdown-structure and task duration estimates: Task Predecessor Duration (days) 2 4 4 m O 0 1 1 0 A A B B C DE No 2 - D H a) Create a schedule for this project by calculating early start, early finish and late start, late finish times for each activity. Briefly discuss how you would schedule the non-critical activities. b) Draw a Gantt chart which provides an overview of the project's schedule