The Total Consumer Surplus for Good X Can Be Calculated

Multiple Choice

The total consumer surplus for good X can be calculated in all ways EXCEPT as:

A) the sum of the individual consumer surpluses for all buyers of X.
B) the area below the demand curve for X and above the price of X.
C) the area bounded by the demand curve for X and the two axes.
D) the sum, for all buyers of X, of the difference between what each buyer is willing to pay for X and the amount actually paid.