A bar chart is commonly used because
(a) It is simple to draw and easy to understand
(b) It indicates at a glance the overall progress of the project
(c) It shows critical and non-critical activities
(d) It incorporates uncertainties for delay in estimation of time required for completion of activities.
(a) It is simple to draw and easy to understand
(b) It indicates at a glance the overall progress of the project
(c) It shows critical and non-critical activities
(d) It incorporates uncertainties for delay in estimation of time required for completion of activities.