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.
Greta and Allie open their lunch boxes in the school cafeteria. Both of them could be happier with their lunches. Greta wanted broccoli in her lunch and Allie was hoping for tomatoes. Look at the images of their lunches. Then answer the question below.
What can Greta and Allie trade to each get what they want?
A. Greta can trade her tomatoes for Allie's sandwich.
B. Allie can trade her broccoli for Greta's oranges.
C. Allie can trade her almonds for Greta's tomatoes.
D. Greta can trade her tomatoes for Allie's broccoli.
Select the correct answer from the given choices and respond with the letter of the chosen option.
Answer: D