Salt was important to west africa because it was used

Which type of market produces the highest level of output at the lowest price to consumers?

What does it mean to say that "service sector" jobs are predominant in europe's mixed economies today? a. that jobs where people work in factories predominate b. that jobs where people do something for others predominate c. that jobs where people work the land predominate d. that jobs in government predominate

Which powers best complete this graphic?