Opinion leaders are active people who often provide information to others in the interpersonal communication network and exert influence on others. They play an important intermediary or transition role in the formation of the effect of mass communication. To form a two-level spread of information. Based on the above definition, is the following statement correct? ['Wide range of opinion leaders.', 'Opinion leaders are usually authority figures.', 'Opinion leaders are democratic recommendations.', 'Independent opinion interviews by opinion leaders.']