Why might someone become ill after visiting a friend with influenza?

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Contracting the influenza virus from their friend

Not dressing appropriately for the weather

Because they ate the same food as their friend

Due to the warm temperature in the room

answer is D.

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Detailed Solution

Influenza is a highly contagious viral respiratory illness that spreads through respiratory droplets when an infected person talks, coughs or sneezes. The virus can survive on surfaces for a few hours, and if you come into contact with those surfaces and then touch your mouth, nose or eyes, you can become infected.

people infected with influenza can spread the virus to others from up to 24 hours before they develop symptoms until a few days after their symptoms start. Symptoms of influenza include fever, cough, sore throat, runny or stuffy nose, body aches, headache, chills, and fatigue.

The correct answer is contracting the influenza virus from their friend.

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