Answer:
It's C.
Explanation:
Because the deeper you go under the water the more salt you'll find, that is because it is denser than pure water so it causes it to sink. Hope this helps.
B. I did the test on Edge good luck hope it helps
The Hindu-Kush mountains also border tibet.
This is true. The best can be seen on examples such as the great depression which led to numerous other issues, while the roaring twenties when everything was calm and sound were also very politically stable for the lives of Americans.