It helps prevent illness because they washed their hands and if they didn't 1 that would be nasty and 2 no one want pee or poop on their food that they are going to eat.
Answer:
Now listen here dem muscular or nervous systems ain't got no bones in 'em but that nervous systems' got's all them sensors and nerves to fell and notify dat brain o yours. All this whilst them muscles intertwine and mingle wit the nervous system and help that nervous system feel and send signal to de brain. Not only that but the bones bring support so you ain't a pile o meat that can feel.
Explanation:
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