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: Microbiology
False about  Corona viruses? 
Select and explain. 
A. Corona viruses are non-enveloped, B. Spreads by coughing and sneezing, C. Most of them infect animals and birds, D. Human infection is rare
A: Corona viruses are non-enveloped
Answer: A: Corona viruses are non-enveloped 
Explanation: Corona viruses are enveloped.