(I) the Height of the Demand Curve for a Commodity

Multiple Choice

(I) The height of the demand curve for a commodity indicates the maximum amount the consumer would be willing to pay for each unit of the good. (II) The height of the supply curve for a commodity indicates the minimum price the seller would accept for each unit of the good.

A) I is true; II is false.
B) I is false; II is true.
C) Both I and II are false.
D) Both I and II are true.