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
Which of the following vaccines are given according to national immunization schedule at 5 years of age? 
Select and explain. 
A. Pentavalent vaccine, vitamin A, B. DT booster, C. DPT booster, OPV, vitamin A, D. DPT booster, vitamin A
D: DPT booster, vitamin A
Answer: D: DPT booster, vitamin A 
Explanation: according to national immunisation schedule,for childdren at an age of 5 years,DPT booster alomg with vitamin A has to be administered. ref:park&;s textbook,22 nd ed,pg 88