[Solved] A bar chart is A) Especially useful in showing differences between groups B) Useful in marketing studies especially when showing market share or market segments. C) Especially useful in showing trends in data and comparing trends for different products, customers, and market areas Violent Pornographic Movies: Films that contain both explicit sexual content and elements of violence, often cited for potential negative psychological effects. Rape: A criminal act involving the unlawful, non-consensual sexual intercourse with an individual. Mere Exposure Effect: An effect in psychology where familiarity leads to a preference towards certain objects or ideas, simply because they are recognized. Social Exchange Theory: A theory that explains social change and stability as a process of negotiated exchanges between parties.