(5) Any person or entity, acting in good faith and gratuitously, that teaches or provides a training program for cardiopulmonary resuscitation that includes training in the use of an automated external defibrillator is immune from civil liability for providing this training for use if the:

1. (a) person or entity has provided the training in accordance with the guidelines and policies of a national training organization, as defined in Section 44-76-30(1);
2. (b) person providing the training is authorized to deliver that course or curriculum; and
3. (c) training delivery was not grossly negligent.