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

D