Answer:
About 90 percent of the carbon that gets into the twilight zone remains there, but a small percentage of it sinks to down into the deep ocean when animals die or expel carbon-rich fecal matter.
Explanation:
The answer SHOULD be D, if I'm wrong, I really am sorry.
Answer:
Many countries of the Middle East depend on oil as their primary source of income. In the short term, the economies of these countries are doing well, making a good profit from selling oil to other countries. However, in the long term, oil-dependent economies may suffer.Explanation:
Oldest to youngest- D, A, E, B, C
It's called relative dating, you basically find the rocks that are at the very bottom (oldest), look for the ones that are on the top (younger), but if you find any that are cross cutting, those are the youngest of them all.
It is called a drainage basin