Well a physical map is a map that shows things like elevation instead of state capitals. So you would probably see a feature like a scale. A scale showing you what color means what means what elevation.
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The answer is: St. Lawrence River .
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Specialization ensures that goods and services are produced by low-cost producers.
<h3>What is specialization?</h3>
It should be noted that specialization simply means the concentration of the production in a particular field.
In this case, specialization ensures that goods and services are produced by low-cost producers.
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