Which ethical principle must psychologists adhere to as prescribed by the American Psychological Association (APA)?
A. A psychologist should guarantee the success of psychotherapeutic treatment provided to patients.
B. A psychologist should not seek help of other professionals in the field of psychology while treating a patient (or patients).
C. A psychologist should maintain privacy and confidentiality regarding a patient’s identity, medical condition and history, and results of the therapy.
D. A psychologist should consider personal opinions and judgments during therapeutic sessions held for the patients.