Can be useful for tracking and monitoring project progress because they aresimple and straightforward.
a) project network diagrams
b) gantt charts
c) pert
d) activity on the node
e) critical path analysis

The correct answer is b) Gantt Charts.

Explanation:

The Gantt chart is a tool for planning and scheduling tasks over a given period. Thanks to an easy and convenient visualization of the planned actions, it allows you to track and control the progress of each stage of a project and, in addition, graphically reproduce the tasks, their duration and sequence, in addition to the general calendar of the project.