After creating a Staffing Management Plan, the project manager and team might create a chart that provides a visual representation of project resource needs by type of resource and time period (weeks, months etc.) This chart is called a(n) .

Project Gantt chart

Explanation:

A Gantt chart is a visual view of tasks that are scheduled over time. Project Gantt charts are for the planning of projects of different sizes and they are a vital way of showing what work is arranged to be done on a particular date. Gantt chart also helps one view the beginning and end dates for the project in a simple view.

A gantt chart gives a timeline view of ones project. It is a tool that helps one manage all the different resources, tasks and people along the way on order to accomplish the aims of the project.  

24 years, i believe is the correct answer.