Answer: When there is a monopoly or fraud
Step-by-step explanation:
An antitrust suit is described as when an individual or an organization files a lawsuit against an organization based on the kind of business practices it carries out. When the government recognises a business bringing up unfavorable means that could lead to monopoly the government could regulate the monopoly by carrying out a price capping, to ensure prices are not exaggerated for consumers more than they can afford. The government could further initiate an antitrust suit against the company for their actions.