This situation represents a significant supervisory challenge and a potential breach of the RBTs scope of practice RBTs operate under the direct ongoing supervision of a BCBA and have a defined set of responsibilities that typically do not include independently conducting parent training Option A immediate reprimand in front of others is inappropriate unprofessional and unethical It violates ethical guidelines regarding respect dignity and clientstaff confidentiality can severely damage the supervisory relationship and does not provide an effective learning or corrective opportunity The text explicitly states that a BCBA should not respond by reprimanding the RBT immediately or guns blazing embarrassing them in front of the client punishing them without finding out what happened without providing feedback without giving them resources Option B immediate termination is an extreme and premature response without first understanding the RBTs intent their knowledge or lack thereof regarding their scope of practice or assessing the actual impact of their actions A BCBAs role includes providing training constructive feedback and remedial supervision Option D delegating to another RBT is incorrect because supervision is a direct responsibility of the BCBA and cannot be delegated to another RBT who is themselves a supervisee and not qualified for such a role Option C is the most appropriate initial response It involves a structured private discussion to understand the RBTs perspective identify any knowledge gaps eg regarding their scope of practice the need for direct supervision in parent training or company policies clarify expectations and provide corrective feedback and necessary training This approach is consistent with ethical supervision practices promotes a supportive yet corrective learning environment allows the BCBA to effectively address the issue while maintaining professional boundaries and ensures client welfare through proper oversight and training of direct care staff