Context: Trade happens when people agree to exchange goods and services. People give up something to get something else. Sometimes people barter, or directly exchange one good or service for another.
Gordon and Ariel open their lunch boxes in the school cafeteria. Neither Gordon nor Ariel got everything that they wanted. The table below shows which items they each wanted:

Look at the images of their lunches. Then answer the question below.
Gordon's lunch Ariel's lunch
What can Gordon and Ariel trade to each get what they want?
A. Ariel can trade her broccoli for Gordon's oranges.
B. Gordon can trade his tomatoes for Ariel's carrots.
C. Ariel can trade her almonds for Gordon's tomatoes.
D. Gordon can trade his tomatoes for Ariel's broccoli.
Choose the right answer from the options and respond with its letter.
Answer: D