B is the answer. to your question.
Answer:
Earthquakes allow scientists to read the seismic movement of the earth's crust. Not sure tho.
Explanation:
2. False only 4 existing
2. Only 4 types of fish in the Artic Ocean
4. False, the surface of the Arctic Ocean could disappear entirely by 2035.
5. False, Russia's main centre of international maritime trade there.
6. True
7. True
8. True
9. True
10. False, very important strategic for the us
Answer:
Migration, whether internal or international, has always been one of the forces driving the growth of urbanization and bringing opportunities and challenges to cities, migrants and governments. Increasingly, municipal authorities are becoming recognized as key actors in managing migration and have started including migration in their urban planning and implementation.
For cities to better manage migration, data on migration and urbanization are essential. However, these data are not always available or – if available – not used or accessible at the urban level, nor disaggregated, comprehensive or comparable, particularly in low-income countries.
Answer: Flooding and wet weather are expensive to farming-based land because they cause delays in and reduction of crop harvest. If soil is too wet it can result in poor conditions for the crops to grow; when soil is well drained then the oxygen, things that act as foods and trace elements that the plant needs are available.
Explanation: