{"knowledge_schema": {"broad_category": "Physics \u2192 Theoretical Physics \u2192 Quantum Field Theories", "refinement": "This problem pertains to the comparison of different physical theories and their requirements for regularization, particularly at high energy levels.", "specific_scope": "The focus is on identifying which of the listed theories does not necessitate regularization when dealing with high energy phenomena.", "goal": "Determine which theory among the candidates operates without the need for regularization at high energy levels."}, "summary": "This question explores the characteristics of various theoretical physics frameworks, specifically their need for regularization at high energy levels. Among the options provided, Superstring Theory is identified as the theory that does not require regularization, unlike Quantum Electrodynamics, Quantum Chromodynamics, and Classical Electrodynamics, which do face issues that necessitate regularization in high-energy contexts."}