For Public Companies in the U

For public companies in the U.S. ,which statement is not correct?

A) Management is responsible for the development of internal controls and the financial reporting process.
B) Internal controls over the financial reporting process are only effective as of year-end.
C) These controls are designed to assure that the internal control process of a company is effective.
D) Effective financial reporting provides reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes.