Answer:
Convergent boundary forms trenches, volcanoes and mountain ranges.
divergent boundary forms rift valleys and oceanic ridges
transform boundary causes eqarthquakes
so developed it's the highest quality of life,next would be newly industrializing has the second quality of life next would be developing country,and the lowest quality of life would be least developed country correct me if I'm wrong hope it helps,I'll explain u later
Answer: Its not rare and this isn't a question so stop deleting my answer.
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The discovery of a fault line along the ocean floor