Answer:
Option B.
Step-by-step explanation:
Sherman Anti-Trust Act, is the right answer.
The Sherman Antitrust Act of 1890 is antitrust legislation in the United States. This Act sets competition among companies, which was enacted by Congress following the administration of Benjamin Harrison. This act prevents (1) anti-competitive agreements and (2) single organisation that monopolizes or tries to monopolize the appropriate business. Its prohibition of the cartel was also evaluated to make unauthorized many labor union enterprises.