You can also just do it yourself here; http://www.gracobaby.com/ProductInstructionsDetailedView?catalogId=65051&categoryId=76002&langId=-1&...
Explanation:
Reduce your risk of heart attack
manage your weight better
have a lower blood cholesterol level
lower the risk of type 2 diabetes and some cancers
have strongwr bones
lower your risk of falls
Recover better from periods of being in the hospital or bed rest
Feel better, more energy, better mood, relax and sleeo better etx
First comes non-rem sleep, followed by a shorter period of rem sleep, and then the cycle starts over again
The answer is A
Hope this helps! :3