The first noticeable conditions of social inequality occurred in human societies when

The answer is:  surplus  development of private property

When surplus development of private property occurs, some people in the society may able to own more assets.

But, not many people able to enjoy the increase in assets. Some people in the market actually experience a loss since they lose the economic competition in the free market.

Due to the difference in the amount of resources owned, the social inequality in society start to formed.

answer; i believe the correct answer is customer,manufacturer, service provider,general public ; quality is primarily the responsibility of all all employees in the organization.

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .