The answer is A. Medium of Exchange. Money in all over the world, are consider the standard medium of exchange to any forms of trade or exchange. In the situation of your question, the money is used to buy a salad so they exchange both parties or they trade.
She hands the cashier $3.00, and the cashier gives the salad to Angela. In this case, money is a: Medium of exchange. This answer has been confirmed as correct answer.
