How did the members of the accounting firms violate the standards of integrity and credibility

Finance

According to Enron company answer the following questions

Question 1: How did the members of the accounting firms violate the standards of integrity and credibility?
Question 2: Do you believe the new standards that resulted from the Enron scandal to be adequate?
Question 3: Name and explain two aspects of the Sarbanes – Oxley Act of 2002.
Question 4: Ratio Analysis. Using the 2000 Enron 10-K, calculate 2 years of the following liquidity, solvency and profitability ratios. Include your calculations and analysis for these ratios and what they tell you about the company.