The correct option is that Psychological principles are: A. a set of generally valid ideas about behavior.
Psychology can be defined as the scientific study of both the consciousness and unconsciousness of the human mind such as feelings, emotions and thoughts, so as to understand how it functions and affect human behaviors in contextual terms.
Generally, all of the perspectives, categories and subfields within psychology have the same goal of studying, analyzing, describing and explaining the behavior of a living organism such as humans and the mind underlying this behavior, in order to have a better understanding of how they function in a given context.
This ultimately implies that, psychology focuses on studying behaviors and the mind that controls it.
From the above definition and description of psychology, we can deduce that psychological principles are sets of generally or universally valid ideas about behavior with respect to a living organism such as humans.
In conclusion, the principles of psychology is a set of ideas with respect to be behavior that are generally valid.
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