The isoline representation is the most used method to visualise quantitative phenomena which occur comprehensively and which values vary continuously in space. They are therefore called continua. Examples for such continua are temperature, air pressure, precipitation heights or ground elevations.
Answer:
regional network
Explanation:
The market is a set of buyers and sellers who agree on the prices at which they will exchange goods and services.
In the economies of the third-world, products are usually put to the periodic market. Periodic markets are the biggest element of the marketing system.
The basic elements of the market are price, demand, supply, income.
So for this one I think it’s C
