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A teacher should keep his voice in the class sometime low and sometime high.

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It will eliminate the differentiation between students on marks basis.

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Media research methods are the practical procedures for carrying out a research project. These methods include content analysis, surveys, focus groups, experiments, and participant observation. Research methods generally involve either test subjects or analysis of media.

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The process not needed in experimental research is reference collection.

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Keep your teaching slow along with some extra guidance to bright people.

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He is a specialist rather than a generalist.

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The carrier of mass communication is known as mass media.