If There Is Increasing Opportunity Cost,then When Moving Downward on a Production

Multiple Choice

If there is increasing opportunity cost,then when moving downward on a production possibilities frontier,the opportunity cost of the good on the horizontal axis ________ as more of the good is produced.

A) increases and the PPF gets steeper
B) increases and the PPF gets flatter
C) decreases and the PPF gets steeper
D) decreases and the PPF gets flatter
E) does not change and the PPF gets steeper