Answer:
Jerry has a comparative advantage in fences
Step-by-step explanation:
Comparative advantage is a concept in economics that states the product in which a person / company/ country has relative advantages or may produce more in comparison to competition.
Jerry produces 7 fences but Tom only 4 so Jerry, if he concentrated only in fences would be more competitive or productive than Tom. Tom instead, as he can produce 16 dishes. two more than Jerry has comparative advantages in the production of dishes.