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
Vaccine which can be stored at-10°C temperature- a)  Poliob)  Measles c)  BCGd)  DPT 
Select and explain. 
A. c, B. ab, C. cd, D. b
B: ab
Answer: B: ab 
Explanation: None