Question

Ques-3
what are the reasons for using handkerchief while infected with influenza ​

Answer 1

Answer:

when you blow your nose you are putting the virus into the handkerchief

Explanation:

and if you don't do this then all the viruses spreads in the air and may cause others

Answer 2

Answer:

Carrying a handkerchief can be convenient when you're coughing and sneezing a lot, but it may not be the best way to manage your cold and keep others from getting sick. When you're under the weather with a cold or the flu, coughing and sneezing nonstop at times, you just want to feel better.