Problem: A Gantt chart is __________. ANSWER Unselected a graphical tool used to show expected start and end times for project activities and to track actual progress against these time targets Unselected a graphical tool that shows the logical linkages between activities in a project Unselected a network-based technique in which there is a single time estimate for each activity Unselected a network-based technique in which there are multiple time estimates for each activity