system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Of the following defense mechanisms, which is considered the most mature?
assistant
The correct answer is  Sublimation: expressing an unacceptable emotion in a socially acceptable way, is classified as a mature defense mechanism. Denial, dissociation, regression, and intellectualization are all classified as less mature defense mechanisms.