Which of the Following Statements Best Describes the Evolution of Organization

Which of the following statements best describes the evolution of organization design?

A) Companies have evolved to cross-functional teams because line models and line-and-staff models have become too costly to maintain.
B) Most companies are finding that the stages of product development are much slower than in the past because new products are much more complicated than products of several years ago. Matrix models work much better in the current environment.
C) The development of new technology allows for companies to be much more self-contained and able to maintain their competitive advantage due to more privacy.
D) Companies are now part of a vast network of global businesses, and part of a larger system.