Respuesta :
b. Viruses
We catch the common cold from a living thing called a virus. There is about 200 identified viruses you can catch but the most common is the rhinovirus, it causes 10% - 40% in spring, summer, and fall.
We catch the common cold from a living thing called a virus. There is about 200 identified viruses you can catch but the most common is the rhinovirus, it causes 10% - 40% in spring, summer, and fall.