Which of the Following Is a Major Provision of the Sarbanes-Oxley

Which of the following is a major provision of the Sarbanes-Oxley Act?

A) Audit firms are prohibited from doing consulting work for corporations while also auditing their books.
B) It creates a Private Company Accounting Oversight Board to oversee accounting firms and improve the accuracy of their audits.
C) Every board of directors must create audit committees consisting of independent directors who receive consulting or advisory fees from the company other than their compensation.
D) Boards of directors are permitted to,at their discretion,approve personal loans for company executives.