Answer and separate each part please

1. A) Discuss the reasoning behind and need for the government regulation of: i) the amount of market power controlled by one firm or a group of firms (monopoly power) ii) the environment, public health and safety concerns B) Explain why collusion is, and should be, illegal and how it (collusion) can be harmful to other businesses and consumers. Further explain why collusion is associated with oligopolies and not the other market forms (pure competition, monopolistic competition, and pure monopolies.) C) The first piece of anti-trust legislation was the Sherman Anti-trust Act of 1890. It was initially used to break up "trusts" like the Standard Oil Trust. It is now over 100 years later, is anti-trust legislation still necessary and appropriate in today's (more global and complex) economy? Based on President Biden's budget proposal, the Department of Justice is planning on suing 4 major companies, what are they? Discuss why it matters. (Budget Proposal posted in Week 12 Module)