What basis of accounting does GAAP require on the (a) Income statement, (b) Balance sheet, and (c)

Question:

What basis of accounting does require on the
(a) Income statement,
(b) Balance sheet, and
(c) Statement of cash flows?

GAAP
Generally Accepted Accounting Principles (GAAP) is the accounting standard adopted by the U.S. Securities and Exchange Commission (SEC). While the SEC previously stated that it intends to move from U.S. GAAP to the International Financial Reporting Standards (IFRS), the...