** https://www.thestreet.com/personal-finance/mortgages/subprime-mortgage-crisis-14704400 ** Read the article above and answer the following questions:  What were the responsibilities of the mortgage brokers to borrowers? To lenders? To investors? How well did they fulfill their responsibilities? Why? Did some subprime lenders behave unethically? If so, how? Whose interests did the subprime lenders have a responsibility to represent? Did they adequately represent those interests? What could be done to prevent future blowups like the one that occurred in the subprime market?