Final answer:
The APS ethical guidelines in psychology prioritize transparency and clarity in financial arrangements, ensuring that psychologists avoid financial exploitation and conflicts of interest, and maintain the client's welfare over financial gains.
Step-by-step explanation:
The Association for Psychological Science (APS) sets out to promote the scientific orientation of psychology, ensuring ethical conduct in the field. When it comes to financial aspects in psychology practice, the APS advocates for ethical standards that align more closely with option b) Ensuring transparency and clarity in financial arrangements. These guidelines stipulate that psychologists must avoid any form of financial exploitation of their clients, must disclose all sources of financial support, and should not engage in any activities where their financial interests compromise the welfare and best interests of the clients. Thus, they prioritize the well-being of clients over monetary gains and maintain a clear and transparent approach towards financial dealings to avoid conflicts of interest or exploitation.