This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Law & Medicine, Identification, Autopsy & Burn, Subject name: Forensic Medicine
[{'content': 'Cephalic index determines \nSelect and explain. \nA. Age, B. Sex, C. Race, D. Socio -economic status', 'role': 'user'}, {'content': 'Answer: C \nExplanation: (Race) (2.26-P)Cranial or Cephalic Index - determining the race* of an individualsCI=Maximum Transverse breadthMaximum A.P. lengthx 100 FeaturesBlack (Negro)European or CaucacoidMongolsCephalic Index (Cl)70- 74.975- 79.980 and aboveType of skullDolicho- cephalic or Long headedMesati-cephalic or Medium headedBrachy-cephalic or Round headedExamplesAryans and AboriginsRajputs, Brahmins, & Kayasthas of BengalAmericans, Koreans, Japanes, Chinese, South east asians', 'role': 'assistant'}]