Social & Preventive Medicine Social science, Mental health & Genetics 19b52e07 IQ of a normal person is A 70-79 B 80-89 C 90-109 D 110-119 High-Yield Explanation Idiot: 0-24Imbecile: 25-49Moron: 50-69Borderline: 70-79Low normal: 80-89Normal: 90-109Superior: 110-119Very superior 120-139Near genius 140 and over Park 23e pg: 679