Which of the following would most likely be scrutinized under the FTC and DOJHorizontal Merger Guidelines?

Merger A: Two major players in Internet services and retailing-Amazon.com and ebay-merge.

Merger B: Cigarette maker Philip Morris merges with the Miller Brewing Company.

Merger C: Lockheed Martin, a large firm that manufactures aircraft, merges with United States Steel.

• Merger A
• Merger B
• Merger C
• None of these mergers would be scrutinized.