Which activity is part of hygiene?
a. covering your mouth while coughing
b. getting vaccinated
c. taking antibiotics
d. stopping smoking

The correct answer is A.

Covering your mouth while coughing is hygienic as it prevents the spread of germs and bacteria found in your mouth and saliva. You should always cover your mouth while coughing and then wash your hands afterwards to stop spreading the germs that have transferred onto your hands.  

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