What action constitutes informed consent in mental health services?

Informed consent in mental health services is fundamentally about ensuring that clients fully understand the treatment process and are actively involved in their care decisions. The correct answer, which emphasizes obtaining client approval after a thorough explanation, embodies this principle. It highlights the necessity for mental health professionals to clearly communicate the nature of the proposed treatment, its benefits, risks, and any alternatives available to the client. This process empowers clients to make knowledgeable decisions regarding their mental health care.

The other choices do not meet the criteria for informed consent. Providing all treatment options available is important but does not guarantee that the client has understood the implications or has given their approval based on this understanding. Guaranteeing positive treatment outcomes is not realistic and undermines the concept of informed consent, which focuses on the process rather than specific promises of results. Offering treatment without client involvement contradicts the essence of informed consent, as it completely removes the client's agency and decision-making capacity in their treatment plan. Therefore, the correct answer emphasizes active client participation and understanding in the mental health care process.