C. Divergent plate because the African and Arabian plates are separating from one another.
Obstical mountains or great britian mountain
Geography is useful because it will help you know more about the world around you. The more knowledge you have, the more experiences you can have in life.
Without geography people wouldn't know...
1. How to get from one place to another
2. Where other countries were
3. How far away a place was and more.
Volcanoes provide essential soil nutrients for agriculture.