It’s asking how each joint aids in each action.
If u mean the endocrine system .The endocrine system is the collection of glands of an organism that secrete hormones directly into the circulatory system to be carried towards distant target organs.
Assuming that you're talking about the problem in which the most qualified candidate is a disable
If the company choose to hire the second best candidates because the building may not be able to support the disable, the company violates Americans with disabilities Act
According to this act, the company should provide the properties to support the disable instead