The correct answer is A) Households and firms.
The circular flow model is a visual used in economics to understand the relationships between households (aka families/individuals) and firms (aka businesses or corporations). This model shows how households provide firms with labor that helps to generate products to sell. In return, households are the families or individuals who buy these goods from firms.
The answer is be the place where two or more bones meet
Answer:
the us tried to stop the spread of communism in Vietnam, it went badly because the Vietnam knew more area of land than the us did, resulting in unexpected attacks from the Vietnam. after quick attacks the Vietnam would retreat to the forest, where they had multiple bunkers that connected to one another so they could appear in multiple places in in a short amount of time.