Why is employment of nursing assistants in the U. S. expected to grow by 20 percent by the year 2020

Rise in aging population

Explanation:

America's aging population has been and continues to be on the rise as life expectancy rates increase. The elders who are aging amongst us however, require health care due to the loss of physical ability that comes with being old.

This is one of the main reasons why the number of healthcare professionals are on the rise and with nursing assistants, this is even more so. The aging need the help of these nursing assistants and so more old people means more nursing assistants.

fluid balance is an aspect of the homeostasis of organisms in which the amount of water in the organism needs to be controlled, via osmoregulation and behavior, such that the concentrations of electrolytes (salts in solution) in the various body fluids are kept within healthy ranges. the core principle of fluid balance is that the amount of water lost from the body must equal the amount of water taken in.

the correct answer is c