Okay so #2 would be C.
And #3 would be B.
Good luck! :D
Answer:
The Charter of the United Nations created an international organization devoted to protecting human rights and diplomacy around the world.
Although opportunity cost is definitely important, it is hard to put a "price" on the opportunity in many cases, which makes it unmeasurable. This is why economists focus almost exclusively on price.
Democratic forms of state are based on individual freedoms, solid governments and law enforcement.
People are allowed to hold private property and actually able to legally protect it, if there is an efficient court system. This is the first step to enable entrepeneurship and the proliferation of businesses and commerce.
