[Solved] Which statement about studies on U.S.sexual behavior is true? A) Representative samples were not used. B) Pornography, pedophilia, and fetishism were specifically covered. C) People in the United States may be rather sexually conservative. D) Response rates were relatively low for this mail-in survey. Complex Problem: An issue that is difficult to solve due to its intricate nature or multiple interdependent components. Intelligent Decisions: Choices made based on understanding, analysis, and sound reasoning, often incorporating advanced cognitive processes. Winning Arguments: Convincingly presenting one's case or point of view in a debate or discussion, resulting in acceptance or agreement. Strong Critical Thinking: An enhanced level of critical thinking that involves rigorous analysis and evaluation of information to form a well-reasoned judgment or decision.