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.
Bryan and Manuel open their lunch boxes in the school cafeteria. Both of them could be happier with their lunches. Bryan wanted broccoli in his lunch and Manuel was hoping for tomatoes. Look at the images of their lunches. Then answer the question below.
What can Bryan and Manuel trade to each get what they want?
A. Manuel can trade his almonds for Bryan's tomatoes.
B. Manuel can trade his broccoli for Bryan's oranges.
C. Bryan can trade his tomatoes for Manuel's sandwich.
D. Bryan can trade his tomatoes for Manuel's broccoli.
Pick the correct answer from the listed options and provide the letter of the selected option.

D