what do you understand my mass communication? describe the role of modern means of communications along with examples.

Mass communication is the imparting of large information on a large scale to a wide range of people.

Refer to the link for the role of mass communication-
https://www.meritnation.com/ask-answer/question/write-the-importance-of-mass-communication-in-general-and-ne/life-lines-of-national-economy/8828137