https://en.wikipedia.org/wiki/Western_Roman_Empire
The answer is mineral deposits
Answer:
A) It causes the sea level to rise.
Explanation:
Global warming rises the global average temperature, melting the polar ice caps and releasing huge amounts of water into the ocean. Hence, as more and more water is released into the ocean, the sea level rises.
Hope this helped!
Some high islands can supports people
I believe it is a landform.