if I don't get this correct my teacher will kill me

Which situation best illustrates the function of money as a measure of value? A. An entrepreneur starts a business hoping to make enough money to pay off all her expenses. O B. A farmer trades a basket of vegetables to his neighbor in exchange for a new farming tool. O C. An investor checks how much money he has saved in a bank before he invests in a new business. O D. A baker checks how much his competitors charge for cakes to help him set his own prices