The fact that opportunity costs increase while moving along a production possibilities frontier suggests that a production possibilities frontier for any economy will:}

The fact that opportunity costs increase while moving along a production possibilities frontier suggests that a production possibilities frontier for any economy will:}



A) be bowed out, away from the origin.
B) be a straight line with a constant and positive slope.
C) reach a minimum and then rapidly increase.
D) be bowed in, toward the origin


Answer: A


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