Which of the Following Is NOT True of a Demand

Which of the following is NOT true of a demand curve?

A) It has a negative slope.
B) It shows the amount consumers are willing and able to purchase at various prices,holding other factors constant.
C) It relates the price of an item to the quantity demanded of that item.
D) It relates the price of an item to the supply for that item.
E) It shows that consumers tend to purchase less of a good as its price rises.