The answer would be Controlling idea
Answer:
the main means of mass communication (broadcasting, publishing, and the Internet) regarded collectively.
Explanation:
A matrix arranges topics and ideas for easier "comparison".
Matrix multiplication assumes imperative job in numerous logical controls as a result of fact that it is considered as the principle apparatus for some different calculations in various regions, similar to those in seismic examination, diverse simulations like galactic simulations, aerodynamic calculations, signal and pictures handling.