In which circumstances is CBCT generally indicated over 2D radiographs in dental practice?

• A. When 3D diagnostic information is essential for treatment planning, such as implants, impacted teeth, or pathology.
• B. For routine screening of caries or periodontal disease with no additional information needed.
• C. Because CBCT is cheaper and faster than conventional 2D radiographs.
• D. Whenever the patient requests CBCT, regardless of clinical need.

Answer: (A)