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

B