The Market Supply of a Particular Good

The market supply of a particular good:

A) Is the sum of the quantities of the good that all producers are willing and able to sell.
B) Indicates that sellers will produce more of the good at lower prices,ceteris paribus.
C) Indicates that consumers will purchase more of the good at higher prices,ceteris paribus.
D) Measures the quantity of goods that producers actually sell.