Final answer:
To remain current and knowledgeable about school counseling services, professional school counselors can attend professional development conferences, deliver presentations to teachers, and meet with supervisors.
Step-by-step explanation:
In order to remain current and knowledgeable about school counseling services, a professional school counselor can engage in various activities. One appropriate activity is attending a professional development conference on rising trends in the field of counseling (Option B). This allows counselors to learn about new techniques, research, and best practices from experts in the field. Another activity is delivering a presentation to teachers at an in-service about the counseling services available for students (Option A). This helps raise awareness and understanding among teachers, who play an important role in supporting students. Finally, meeting with a supervisor to discuss the importance of staying current in the field of counseling (Option D) can provide guidance, support, and opportunities for professional growth.