This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Epidemiology, Subject name: Social & Preventive Medicine
A 3 yr old completely unimmunised child comes to an immunization clinic at PHC for the firsr time, He should receive 
Select and explain. 
A. BCG, Measles, Vitamin - A, B. DT-1, OPV-1, Measles, Vitamin - A, C. BCG, DPT, DPT-1, OPV-1, Measles, Vitamin - A, D. DPT-1, OPV, Measles, Vitamin - A
B: DT-1, OPV-1, Measles, Vitamin - A
Answer: B: DT-1, OPV-1, Measles, Vitamin - A 
Explanation: .