demonstrating opportunity cost is done through production\nanalysis.\npossibility.\ncalculation.\nresearch.

demonstrating opportunity cost is done through production\nanalysis.\npossibility.\ncalculation.\nresearch.
Answer
Brief Explanations:
Opportunity cost is shown via the production - possibility frontier, which illustrates the trade - offs between producing different goods. It shows the various combinations of goods that can be produced given available resources and technology.
Answer:
B. possibility