What are the three main economic issues? Why is every society forced to address these issues?

Each society, faced with the problem of limited available resources with unlimited growth in needs, makes its own choice and answers three basic questions of the economy in its own way.
What to produce? How to prioritize needs satisfaction, what products and in what quantities should be produced?
How to produce? How to use the available resources most efficiently, what resources to attract, how to organize production?
For whom to produce? How to distribute the goods produced, who will receive them and on the basis of what principles?

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.