Answer: option D
Explanation: The Sarbanes - Oxley act was established in 30th July of 2002, this act was passed due to the occurrence of a number of corporate frauds and accounting scandals between the year 2000 and 2002. Sarbanes and Oxley was passed to keep an eye on the activities of corporate managers and professionals of finance and accounting. It was implemented to protect investors from corrupt and fraudulent corporate practices by making corporate disclosures more accurate and reliable.