Give the answer of the following problems

Problem 1- Explain how preferred stockholders can collect dividends from corporations in spite of corporations having no earnings to pay them.

Problem 2- Why is the maximize-profits theory not acceptable in today's business world?

Problem 3- Describe the structure of the federal government.

Problem 4- Discuss the need for and significance of the U.S. courts of appeals.

Problem 5- Analyze the circumstances that can be considered a breach of loyalty.

I want experts help to explore the structure of the federal government.