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.
Seth and Mary open their lunch boxes in the school cafeteria. Neither Seth nor Mary 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.
Seth's lunch Mary's lunch
What can Seth and Mary trade to each get what they want?
A. Seth can trade his tomatoes for Mary's carrots.
B. Seth can trade his tomatoes for Mary's broccoli.
C. Mary can trade her broccoli for Seth's oranges.
D. Mary can trade her almonds for Seth's tomatoes.
Identify the correct choice from the options below and respond with the letter of the correct option.

B