This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
[{'content': 'Which of the following conditions must be fulfilled for a PHC to become a first referral unit ? \nSelect and explain. \nA. 4-6 beds, B. 15 workers, C. Emergency obsteric care, D. Basic laboratory services', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Emergency obsteric care Critical determinants of a first feferral unit24-hour delivery services including normal and assisted deliveriesEmergency obstetric care including surgical interventions like caesarean sections and other medical interventions, New-born care, Emergency care of sick children, Full range of family planning services including laproscopic services, Safe aboion services, Treatment of STI / I, Blood storage facility, Essential laboratory services, Referral (transpo) services.", 'role': 'assistant'}]