Answer:
A, Conquest
Since the country defeated the other its conquest.
The volcanic intrusion rule is relative dating
It would be d.) rainfall can erode lots of rocks and minerals at once <span />
productive, when the soil is formed it is highly fertile therefore making it easier for plants to grow there
<span> well, It became the world's pre-eminent shipbuilding center, </span>i think the best answer for this would be that shipbuilding moved so it population and everything declined.