It is true that the famous Mount St. Helens is located in the United States, in Skamania County, Washington, to be more precise.
The answer is the state of Idaho
In the world's global cities, the markets you are most likely to find are high financial markets.
Answer: Option (D)
Explanation: When two oceanic plate moves in opposite direction due to the convection current generated in the mantle, the crust gets thinner and eventually magma comes out to the ocean floor, forming new crust. Due to this divergent movement, a chain of volcanic arc are formed in their vicinity.
For example, the Hawaiian.
Hence the correct answer is option (D).