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
In one single visit, a 9 month old, unimmunized child can be given the following vaccination 
Select and explain. 
A. Only BCG, B. BCG, DPT - 1, OPV - 1, C. DPT - 1, OPV - 1, Measles, D. BCG, DPT-1, OPV - 1, Measles
D: BCG, DPT-1, OPV - 1, Measles
Answer: D: BCG, DPT-1, OPV - 1, Measles 
Explanation: BCG, DPT-1,OPV-1,Measles. Reference: Park's textbook of preventive and social medicine, K.Park,23rd edition, page no:123.