According to the Standards of Practice Handbook, members are least likely required to disclose to clients their ______.

Explanation: Members are not required to disclose their responsibilities as CFA charterholders to clients. They are, however, required to disclose all matters that could reasonably be expected to impair their independence and objectivity or interfere with respective duties to their clients, prospective clients, and employers. Service as a director, market-making activities, and beneficial ownership of stock are three examples of such matters.