USGAAP Requires Firms Holding Debt and Equity Securities, as Well

U.S.GAAP requires firms holding debt and equity securities, as well as derivatives, as trading securities to value the securities on the balance sheet after acquisition at

A) an amount based on acquisition cost.
B) market value, with changes in market value of securities held at the end of the accounting period reported each period in income.
C) market value, with changes in market value of securities held at the end of the accounting period not affecting reported income until the firm sells, or otherwise disposes of, the securities.
D) present value of future cash flows, with changes in present value of future cash flows of securities held at the end of the accounting period reported each period in income.
E) present value of future cash flows, with changes in present value of future cash flows of securities held at the end of the accounting period not affecting reported income until the firm sells, or otherwise disposes of, the securities.