1. (i) Crop Yield Corporation, (ii) Dextros Harvest Company, and (ii) Equip Enterprises, Inc., are farm-equipment dealers (and competitors) that control 90 percent of the market for their farm equipment products in a certain geographic area. The three dealers agree not to sell to a particular 'troublesome' customer that always holds out for deep price discounts.This is

a.a group boycott.

b.a unilateral refusal to deal.

c.a price-fixing agreement.

d.justifiable business behavior.

2. Energy Power, Inc. ("EPI") is an industry leader and participates with other competitors in a trade association that collects industry sales data, evaluates customer purchase trends, and lobbies for certain regulatory changes favored by its members. EPI pressures the new director of the trade association to release not only aggregated data of industry sales performance but also the sales results reported by each competitor.Complying with this request may causethe trade association to lose the ability to argue that its activities are

a.not subject to antitrust law.

b.per se violations of the Sherman Act.

c.subject to evaluation under the Rule of Reason.

d.violations of the Clayton Act.