Which of the following statements is TRUE? I. Consumer surplus is the difference between the maximum price a consumer is willing to pay for a good or service and its market price. II. Mr. Bill is willing to pay $10 for two pounds of clay. If the market price per pound of clay is $2.50, his consumer surplus is $7.50. III. Total consumer surplus is represented graphically by the area beneath the demand curve and above the market price.
1) Statement I is true
2) Statement II is true
3) Statement III is true
4) Statements I, II, and III are all true