Respuesta :
The correct answer is: Â [D]: Â "all of the above" .
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that is: choices: [A] ; Â [B] ; AND Â [C] are correct:
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  [A]:  "help establish guidelines for physical activity" ; AND:
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  [B]:  "assess the risks of an exercise program" ; AND:
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  [C]:  "help choose safe physical activities" .
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that is: choices: [A] ; Â [B] ; AND Â [C] are correct:
______________________________________________
  [A]:  "help establish guidelines for physical activity" ; AND:
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  [B]:  "assess the risks of an exercise program" ; AND:
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  [C]:  "help choose safe physical activities" .
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