Respuesta :
Answer
Option A - Most communicable diseases are either bacterial or viral and infect the respiratory tract
Explanation
Most communicable diseases are either bacterial or viral and infect the respiratory tract because communicable diseases are those that are transmissible from infected person to healthy individual and are usually bacteria or virus that mostly enters the body through air, breathing, blood, and bodily fluids. It is the infection that invasion of living organism tissues by disease-causing factors, their reproduction, and the resistance of master tissues to the infectious causes and the toxins the product
Answer:
A.) Most communicable diseases are either bacterial or viral and infect the respiratory tract