250 words with references:

(1^st question) Discuss the impact of Sarbanes-Oxley on a companys internal controls. Be sure to define internal controls and discuss the basic principles for assessing internal controls.

(2^nd question) The Sarbanes-Oxley Act of 2002 (SOX) was enacted in response to a number of accounting scandals in major corporations that resulted in the loss of billions of investor dollars. Choose one accounting scandal that precipitated this legislation and discuss whether or not internal controls (or lack thereof) contributed to the scandal.