Explain how each of the following is presented in (1) a multiple-step income statement and (2) a statement of cash flows.
a. Sale of marketable securities at a loss.
b. Adjusting entry to create (or increase) the allowance for doubtful accounts.
c. Entry to write off an uncollectible account against the allowance.
d. Adjusting entry to increase the balance in the Marketable
Securities account to a higher market value (assume these investments are classified as available-for-sale securities).