This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Definition and Concepts in Sociology & Psychology, Subject name: Social & Preventive Medicine
[{'content': "'Moron' is one with an IQ of:- \nSelect and explain. \nA. 0-24, B. 25-49, C. 50-69, D. 70-79", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Levels of intelligence IQ range Idiot 0 - 24 Imbecile 25 - 49 Moron 50 - 69 Borderline 70 - 79 Low normal 80 - 89 Normal 90 - 109 Superior 110 - 119 Very superior 120 - 139 Near genius 140 and over', 'role': 'assistant'}]