Question 1:Outline the differences between common stock and preferred stock?

Question 2:What are the differences between capital projects that are independent, mutually exclusive, and contingent?

Question 3:Cortez Art Gallery is adding to its existing buildings at a cost of $2 million. The gallery expects to bring in additional cash flows of $520,000, $700,000, and $1,000,000 over the next three years. Given a required rate of return of 10 percent, what is the NPV of this project?

no plagiarism and answer in details please