They're both where plates meet up.
Since the 1990s , trade has grown very fast driven by a mix of technological change and policy reforms . With the exception of 2009 trade growth has still remained positive and much bigger than economic growth . This underlined clearly that trade is effective engine for growth.
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The answer is faults because when divergent boundaries occur, the tectonic plates move away from each other, therefor creating a fault in the earths crust.
