Answer:
D. the amount of money you would have made from selling oranges.
Explanation:
Given that opportunity cost is the alternative forgone or the other options that are left out when one option or alternative is taken or chosen.
Therefore, in a situation whereby if you choose to sell apples instead of oranges, the opportunity cost is "the amount of money you would have made from selling oranges."
Opportunity cost can be both implicit and explicit.
