Which agency regulates food safety and labeling? Food and Drug Administration
Centers for Disease Control and Prevention
Occupational Safety and Health Administration
Environmental Protection Agency

since you have not provided the options here i   am going to give you general overview about hormone.hormone are actually the part of endocrine system in our body and produced by the endocrine glands. the hormones act like a chemical messenger   within human body. once produce by the glands they   travel through the blood stream and reach at specific or target tissue and organs   which result in control of our body function. the hormones are specific in their work and work on only the targeted tissue or organ   . with the of hormone endocrine system regulate the heart rate , metabolism, our mood and   growth as well as the development and even the sleeping cycle etc. they actually are the messenger for body cell and organs .

this is a really good and amazing rule as this makes the family to spend time together.

spending time with your children and parents is really really important in order to have a loving stable and affectionate family.

also the children can save their eyesight from being ruined and can use their time in studying or doing something productive for example playing some sport or playing an outdoor game like monkey in the middle.