The Quantity Supplied Is

The quantity supplied is

A) the amount sellers are willing and able to offer at a given price during a particular time period, everything else held constant.
B) the amount sellers are willing and able to offer for sale at all possible prices.
C) a set of price and quantity-supplied combinations, everything else held constant.
D) a list of prices and the corresponding quantities supplied.
E) a downward-sloping line that relates expenditures to different levels of output.