Answer:
The answers are,
A. GAAP stands for Generally Accepted Accounting Principles
C. GAAP was established by the Financial Accounting Standards Board (FASB) and is the format required by the SEC when companies submit their quarterly and annual reports.
Step-by-step explanation:
GAAP is generally accepted accounting principles and they are the accounting and financial reporting procedures that the companies in USA adapt.
A company is not obliged to adapt these standards but if a company is going public and enlist in the stock market, they must submit their reports according to GAAP to SEC.