<h2>Answer:</h2>
<u>The term "</u><u>Production possibility </u><u>Frontier" (or Curve) is a diagram showing the maximum amount of goods and/or services an economy can produce.</u>
<h2>Explanation:</h2>
The production possibility curves is a hypothetical representation of the amount of two different goods. This is a curve depicting all maximum output possibilities for two goods. In other words production possibility curve measures the maximum output of two goods using a fixed amount of input.
I believe the answer is A. natural harbors provided a place to safely dock ships.
Answer: D the right to vote.
Explanation: defining right of a representative democracy is the ability to vote for representatives to make decisions on their behalf.
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