Under Current Guidelines, the U

Under current guidelines, the U.S. Department of Justice usually challenges:​

A) all mergers.
B) mergers in industries that would have a post-merger Herfindahl index greater than 1,800.
C) mergers in industries that would have a post-merger Herfindahl index greater than 2,500 if the Herfindahl index increases by more than 200 points due to the merger.
D) mergers in industries that would have a post-merger Herfindahl index greater than 1,000.
E) mergers in industries that would have a post-merger Herfindahl index greater than 1,000 if the Herfindahl index increases by more than 100 points due to the merger.