Cognitive psychology studies how thought processes, reasoning, and decision-making influence behavior. The best choice regarding its focus is option C: Behavior is best explained by people's thought processes, reasoning, thinking, and decision-making. This branch of psychology emphasizes the internal cognitive processes that drive our actions rather than just observable behavior.
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Cognitive psychology focuses on understanding behavior through thought processes, reasoning, and decision-making. Therefore, option C is the best explanation for its focus. This perspective distinguishes it from other psychological approaches, which emphasize different aspects of human behavior. ;