Answer:
C) Three-level
Step-by-step explanation:
The pyramid model is the most common differentiation information technique.
Option A is incorrect as a six-level pyramid model does not exist at all.
Option B is incorrect as it uses for employees. For example, - Executives are on the 4th grid, and workers are on the lower grid.
Option D is wrong. It uses for different types of data, information that is processed by the various parts of an organization.
Revolving around the different types of data knowledge and information that an organization processes at different levels exist in the three-level pyramid model. Therefore, Option C is correct.