The six countries are
- Gabon
- Congo
- The Democratic Republic of the Congo
- Uganda
- Kenya
- Somalia
Answer:
Pacific Plate
Explanation:
These islands are volcanic arc formations due to the convergent boundary where the pacific plates subducts under these Indo-Australian plates, so the subducting pacific plate created the Kermadec ridge that runs from north island of New Zealand to Tonga northeast wards. There are several volcanoes that rise from this zone of the sea bed.
The answer is a) manganese nodules
The country's inability to supply enough food or jobs for its rapidly growing population.
A biggie: the transcontinental railroad. Because it would economically improve wherever it was, both the North and the South competed for the railroad to be in their respective territory, evidenced by the Kansas-Nebraska Act and the Gadsen Purchase and induction of California as a free state in 1860.
In addition: people could get land cheap because it was abundant and might leave to start afresh economically.
There's other stuff I can't remember as clearly, but there's a little and I hope it helps :)