Pathogens are bacteria, viruses and fungi that cause disease.
migraines and mental illnesses are NOT caused by pathogens. strep throat is caused bacteria, athlete's foot is caused by a fungus and the common cold is caused by a virus. so given the definition and causes you should be able to figure it out!!
i believe its c good luck
The classic smoker's cough<span> only indicates that your lungs are irritated. However, that irritation does put you at risk of developing other infections because bacteria and viruses can take hold more easily when your lungs aren't healthy.</span>
