Which substance will the most water flow through and why? (sand, gravel, clay)
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Answer:
<h3><u>To Prevent East Germans from escaping to west Germany .</u></h3>- The Berlin Wall was built by the German Democratic Republic during the Cold War to prevent its population from escaping Soviet-controlled East Berlin to West Berlin, which was controlled by the major Western Allies.
Explanation:
<h2>I hope this helps you !! </h2>