Answer:
D. contain multiple overlapping command structures, in which all employees report to three or more managers.
Explanation: Matrix structure is a type of organisational structure used by some companies to accomplish some projects where juniors/subordinates engaged in the project will have to report to two bosses like the process owner and the project manager,in matrix their is an interlinked reporting pattern where a particular subordinate reports two or more bosses.
the main disadvantage of this structure is the problem of authority where subordinates may not be able to know who and how to report some issues.