The South African Human Rights Commission prevents the discrimination of people on the basis of race, religion, economic status and disability. SAHRC preserves the rights of the humans. It also provides training and education about the human rights. It addresses the cases of human rights violations.
Adjustment disorder is a group of symptoms, such as stress, feeling sad or hopeless, and physical symptoms that occurs after you go through a very stressful life event.
The field of psychology that would argue that perception of the pieces will be influenced when seeing them as parts of the whole would be gestalt psychology. Gestalt psychology is also just one of the possible branches of psychology that exists.