Psychiatry A 16-year-old male is found to have a mental age of 9 years on I.Q. testing. He has A Mild mental Retardation B Moderate mental retardation C Severe mental retardation D Profound mental retardation 💡 Explanation A 16-year-old male is found to have a mental age of 9 years on I.Q. testing. He has ✓ Correct Answer: A. Mild mental Retardation