Answer:
Option D
Step-by-step explanation:
All of the above because they all address the statement;
Option A: Your Neighbor is better off specializing in picking cherries because its only in apples that you pick at lower opportunity cost than your neighbor
Option B: You can trade some of your apples for some of your neighbor cherries because you are at advantage over your neighbor over the apples so if you are interested in cherries, you can trade some apples for cherries with your neighbor and both of you will be fine.
Option C: You have a comparative advantage in picking apples because you pick them at lower opportunity cost than your neighbor.
So all the options are true in some sense out of it.
All of the above is the best answer.