Teal Electronics Inc

Teal Electronics Inc. resells DVD players to retail stores for $300. Teal requires the retailers to charge customers $350. Any retailer that charges less than $350 is in violation of its contract with Teal. Therefore, all the retailers come together and decide that the DVD player should not be sold below $350.
-Who is liable for seeking to influence the price at which a product is sold?

A) Teal Electronics
B) The retail stores
C) The consumers
D) The DVD player manufacturer
E) Ochre Corp., Teal's primary retail client