The correct option is C Wearing dirty clothes
Good personal hygiene should include clean skin and care of the mouth, teeth, har, hands, feet and nails.
∙ We must bath regularly with clean water and soap to avoid germs.
∙ Fingernails should be kept short, and the undersides should be cleaned regularly with soap and water.
∙ Because of their length, longer fingernails can accomodate more dirt and bacteria than short nails.
∙ The best way to maintain healthy teeth is to brush right after you wakeup, before eating breakfast as well as after dinner, before going to sleep.
∙ Wearing clean clothes is important as dirty clothes may contain germs and bad odour due to sweat.