Question

Common cold differs from pneumonia in, that
A )Pneumonia is caused by a virus while the common cold is caused by the bacterium Haemophilus influenzae
B) Pneumonia pathogen infects alveoli whereas the common cold affects nose and respiratory passage but not the lungs
C )Pneumonia is a communicable disease whereas the common cold is a nutritional deficiency disease
D) Pneumonia can be prevented by a live attenuated bacterial vaccine whereas the common cold has no effective vaccine​

Answer 1

Answer:

option b

Explanation:

Answer 2

Answer:

this is not the answer it is the answer