The ADH criticism circle is a case of a negative input circle. Negative criticism circles happen when the yield of a framework demonstrations to contradict the progressions to the contribution of the framework. This is the situation with ADH since when there is insufficient water, the hypothalamus, and pituitary organ work to discharge ADH so that the body can hold more water.
The correct answer is a) a class or category of objects, events, or activities.
The concepts are ideas that represent a class or category of objects, events, or activities.
In general terms, we can define a concept as an idea or a form of though. It is the general idea that comes to your mind before identifying with words. Concepts can be a class or category of objects, events, or activities that are formed in your brain to understand things. The abstract idea that is formed in your mind can be understood and apply to many different to understand reality.