Claire lost weight thanks to the support and encouragement of her
friends. They helped her stick to a healthy diet and pushed her to
engage in physical exercise every day. Identify the factor that helped her lose weight.
- social environment
Take one day at a time, and one problem at a time!
Well I cannot actually see any reasons,so I might as well just give my own.A drug might not recieve FDA approval because they need to find the good chemicals and the bad chemicals in the drug.If they find any bad chemicals in the drug,they will not approve it.Hope this helps!!!!