Concept:Consumerism is a movement that protects consumers from unfair business practices.Explanation:Businessmen sometimes use unfair methods like misleading advertisements, poor product quality, or charging unfair prices.Organized efforts by consumers to guard themselves against such practices are known as consumerism.It is not a strike, picketing, or demonstration, because these are forms of protest by workers or groups.Consumerism focuses directly on safeguarding consumer interests and promoting fair trade.Answer:B. consumerism