Id say it would be all of the above. if you think about it our bodies mentally and physically need to rest so they can be "charged" and ready for theday. if you dont sleep you will be drowsy and not to be able to focus on any of the options
The answer is: [C]: peptides .
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This should simply this question
13×30÷4
= 97.5
This is something that you have to do on your own. They're asking you about yourself and what makes you you.