JoAnn has a cold. She is coughing up mucus l. JoAnn's lungs are in the in the chain of transmission. The mucus from her cough is in the in the chain of transmission.

hello the options to your question is missing below are the options

options : portal of exit, reservoir, portal of entry

answer :

Reservoir  and Portal of exit  

Explanation:

JoAnn's lungs are in the RESERVIOR in the chain of transmission

The mucus from her cough is in the PORTAL OF EXIT

Joann's lungs are considered as a reservoir in the chain of transmission because the cold that causes the cough is stored in them while the mucus is considered portal of exit because it it through the mucus that the cough that is in the lungs are expelled

The nose will be considered as both portal of entry and portal of exit because it can play both roles.

for respect usually. some people might be little awkward if you meet or some would be different. usually   you dont love people when you meet them depends on the type of person.

hope this

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