The Atlantic Ocean is the correct answer for this equation
<span>Marco Polo was known for his extensive travel through-out _China_______ as described in his books about his travels.
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About 71 percent<span> of the Earth's surface is water-covered, and the oceans hold about </span>96.5 percent<span>of all Earth's water. Water also exists in the air as water vapor, in rivers and lakes, in icecaps and glaciers, in the ground as soil moisture and in aquifers</span>
