7. US GAAP has been codified into the FASB Codification since July 2009. Prior to then, the main types of US GAAP accounting pronouncements in sequential order of issuance since the 1930s were: A) Accounting Research Bulletins (ARBs), International Accounting Standards (IAS), and FASB Statements of Financial Accounting Standards (SFAS). B) Accounting Research Bulletins (ARBs), International Financial Reporting Standards (IFRS), and FASB Statements of Financial Accounting Standards (SFAS). C) Accounting Made Easy (AMEs), Accounting Research Bulletins (ARBs), and FASB Statements of Financial Accounting Standards (SFAS). D)Accounting Research Bulletins (ARBs), Accounting Principles Board (APB) Opinions, and FASB Statements of Financial Accounting Standards (SFAS)