On a Graph Where the Horizontal Axis Represents Quantity Sold

Multiple Choice

On a graph where the horizontal axis represents quantity sold and the vertical axis represents selling price,the basic demand curve in a competitive market can be graphed:

A) as a horizontal line.
B) as a vertical line.
C) as a downward sloping line to the right.
D) as an upward sloping line to the right.
E) in the same manner as the total revenue curvE.