Rinku’s mother always scolds him for not covering his nose and mouth with a handkerchief while sneezing and coughing. Which of the following can be a reason that shall convince him to follow his mother’s advice?      

Covering nose and mouth with hand kerchief prevents the spread of disease

Hand kerchief can kill germs that cause disease

Covering the mouth and nose with hand kerchief while sneezing is a fashion

Hand kerchief usage is our tradition