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
True about OPV strain - 
Select and explain. 
A. Grows well at 40° C, B. Grows well at decreaase concentration of bicarbonate, C. Nucleotide sequencing does not distinguish between wild strain and vaccine strain, D. Poor growth in stable cell line of monkey kidney
D: Poor growth in stable cell line of monkey kidney
Answer: D: Poor growth in stable cell line of monkey kidney 
Explanation: None