Question 5 (1 point) Which one of the following shown below accurately explains the difference between a PERT and a Gantt chart? Gantt charts focus more on efficiency, while PERT charts focus more on effectiveness. PERT charts show the critical path for meeting project goals, but Gantt charts do not. Gantt charts are used for planning service activities, while PERT charts are used for planning production activities. There actually is no difference between Gantt charts and PERT charts; they are both used to schedule activities. OPERT charts were formerly used more widely than Gantt charts, but the reverse is now true