Shortness of breath
It is a large family of viruses.
It belongs to the family of Nidovirus.
None of above
As common as elderly cases.
Rare, as of now
When a person sneezes or cough, droplets spread in the air or fall on the ground and nearby surface.
If another person is nearby and inhales the droplets or touches these surfaces and further touches his face, eyes or mouth, he or she can get an infection.
If the distance is less than one meter from infected person.
All of the above.
None of these