We Can Measure Producer and Consumer Gains by Looking at the Supply

Multiple Choice

We can measure producer and consumer gains by looking at the supply
And demand graphical representation.Total welfare in the economy would
Be:

A) the area above the supply curve but below the equilibrium price.
B) the area below the demand curve but greater than the equilibrium price.
C) the area below the demand curve all the way down to the quantity axis.
D) the combined triangular area below the demand curve and above the supply curve.