III(E)

问题如下：

Among the following options, which is a recommended approach to comply with the standard of maintaining client confidentiality?

选项：

A.Members need to inform clients that certain communication methods endorsed by the firm may not be secure for sharing confidential information.

B.Members should advocate for their firms to regularly conduct training for clients on confidentiality practices.

C.Members ought to become proficient in information technology security to safeguard client confidentiality.

解释：

Option A is correct. In accordance with Standard III(E) on the preservation of confidentiality, it is essential for members and candidates to advise clients that not every communication channel provided by the firm is suitable for transmitting sensitive information. This standard emphasizes the importance of appropriate communication methods to maintain confidentiality.