Michelle just had a baby and needs to buy supplies from the store. She buys b bottles, d diapers, f formula, and p pacifiers. The expression for the cost (in dollars) for her purchase is represented by the function 10b + 6d + 8f + 2p. Which statement is NOT true?
A. The term 10b represents the cost for 10 bottles.
B. The coefficient 6 represents the cost for each diaper.
C. The term 8f represents the cost of formula.
D. The coefficient 2 represents the cost of each pacifier.