What is the term assigned to graphic in the figure given below?

The graphic shown in the figure is a communications bull's eye. The project manager must keep the project within the boundaries defined by the bull's eye or he will need to generate a performance report. This is an example of management by exception because the project manager only communicates with management when there is an exception, or variance, within the project.

Answer options C, B, and D are incorrect. These are not valid terms for the communications bull's eye.