Which of the Following Best Describes a Simple Structure

Which of the following best describes a simple structure?

A) Work is divided into subunits on the basis of such functions as manufacturing, marketing, finance, and human resources.
B) This is most appropriate for large corporations with many product lines in several related industries, with employees acting as functional specialists attempting to gain synergy among divisional activities.
C) This is most appropriate for small, entrepreneur-dominated companies with one or two product lines that operate in a small niche market, with employees acting as jack-of-all trades.
D) Employees have two or more superiors, a project manager and a functional manager.
E) This is most appropriate for large corporations with many product lines in several unrelated industries, with employees acting as functional specialists but with no attempt at gaining synergy among the divisions.