This image shows someone practicing good hygiene. What does this hygiene practice help prevent? smelling unwanted body odors the transmission of disease exposure to toxic chemicals the spread of common pests

it helps prevent transmission of diseases

Explanation:

in the picture she is nit just covering her nose with the tissues but sneezing into it to prevent the droplets of saliva from spreading onto surfaces or getting in contact with other people

answer; ///asking more questions; ///is your answer

teens need 8-10 hours of sleep. it kind of depends on what time you get up. but prob around 10 or 11 p.m. or 11 or 11: 30 p.m.