ASAP Explain what vegetation
zones are and how they
impact West Africa

The natural vegetation zones in West Africa (Gulf of Guinea to the Mediterranean) are described as they were before man, but under present climate conditions.

Explanation:

The West African section of the Sahel zone located at the southernmost edge of the Sahara, which extends from the Atlantic to the Red Sea, has been the source of reason for a wide variety of prognoses over the recent years. Extreme periods of drought during the 1970s and 1980s were considered as indices of growing desert regions across the globe.

b. sec, foreign relations

the graph shows the spread of railways in the 1800s.

based on the graph, the conclusion that can be drawn about germany is answer d)   by 1880, germany had more rail lines than great britain and russia.