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.
Samir and Derek open their lunch boxes in the school cafeteria. Neither Samir nor Derek 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.
Samir's lunch Derek's lunch
What can Samir and Derek trade to each get what they want?
A. Samir can trade his tomatoes for Derek's carrots.
B. Derek can trade his broccoli for Samir's oranges.
C. Derek can trade his almonds for Samir's tomatoes.
D. Samir can trade his tomatoes for Derek's broccoli.
Choose the right answer from the options and respond with its letter.
Answer: D