Sandra Wants to Purchase a Nitro Scooter from the Only

Multiple Choice

Sandra wants to purchase a Nitro scooter from the only Nitro dealer in town, but the dealer will not sell her the scooter unless she also purchases an extended warranty for $1,000. Sandra does not want to purchase the extended warranty from the dealer because she knows she can purchase the exact same warranty from her insurance company for $500. In this instance, the Nitro dealer appears to be violating one of the provisions of

A) the Sherman Act.
B) the Clayton Act.
C) the Federal Trade Commission Act.
D) the Robinson-Patman Act.