09. Sociology New words: concept (n): an idea, a notion unique (adj): special; different from others human being (n phrase): a person; a member of the species homo sapiens individual (n): a person; one alone rather than part of a group behavior (n): a set of action What is the talk mainly about? A. Characteristics of people. B. The idea of culture. C. Learned behavior of culture. D. Cultural differences.