Smith Brothers, a furniture manufacturer based in North Carolina, has tie-ups with raw material suppliers and shipping companies who provide Smith Brothers a uniform pricing option across the United States. Despite the cost of production and distribution being the same across the United States, Smith Brothers charges more for its products on the West Coast than in other parts of the United States. Which of the following acts prohibits this practice? a. Sherman Antitrust Act
b. Wheeler-Lea Amendment
c. Credit Card Accountability, Responsibility, and Disclosure Act
d. Telephone Consumer Protection Act
e. Robinson-Patman Act