Which of the following best explains why the Rhine-Ruhr area became a major industrial area?
A. It is centrally located in Europe.
B. It has major iron and coal deposits.
C. It has a large population.
D. It has flat land and rich soil.
One way in which the European Union encourages trade among countries is through the use of
A. tariffs.
B. a common currency.
C. export limits.
D. military alliances.
Which of the following is an example an economic activity that is part of the service sector?
A. tourism
B. textile production
C. farming
D. mining