In their roles as "watchdog" of the world , the news media function, as media scholar marshall mcluhan said, as for people who do not participate directly in events.

The correct answer is sense extensions. In his book Understanding Media: The Extensions of Man, the Canadian author and educator Marshall McLuhan is particularly interested in exploring the cultural effects introduced into society by electronic media, especially television .  He states that what changes people is he experience of the medium itself  not the content of media.   He states that all medium becomes an EXTENSION of ourselves, since we internalize the capabilities of technologies we employ: in this way, technology has a direct relation to a sense.

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