Define the term, technique, and its relation to media. Why is the technique and media used important?

Assuming you're talking about 'technique', Technique is used in every form of communication, whether it be to show a point, fact, state an opinion, argue against, or to manipulate outside opinion, technique is a vital part of media. Depending on the purpose, some media will use manipulation as a technique, most often using and twisting words to tug at the audience's opinions and morals.