Finance managment

each answer 250-300 words summary please in your own words not copy paste on net

2. Explain what it is a mortgage backed security (MBS) and how it is functions. Discuss how these securities caused 2008 USA financial crisis? Note: Your answers should be detailed with proper references. 4. After successfully completing your corporate finance class, you feel the next challenge ahead is to serve on the board of directors of Marine Enterprises. Unfortunately, you will be the only individual voting for you. If Marine Enterprises has 350,000 shares outstanding and the stock currently sells for $52, how much will it cost you to buy a seat if the company uses straight voting? Assume Marine Enterprises uses cumulative voting and there are five open seats in the current election; how much will it cost you to buy a seat now? Which method cost you more to buy a seat and why some states in USA make it mandatory for corporation to use cumulative voting instead of straight voting? Note: Your answers should be detailed with proper references