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
<span><span>Cardiorespiratory endurance
Muscular strength
Muscular endurance
Body composition
Flexibility </span></span>
Answer: The real answer is 40 degrees.
Explanation: However thats not an option, so be safe and go for 39