How does Coca$-$Cola classify its investments in debt and marketable securities$?$ How does Coca$-$Cola classify its investments in equity securities$?$

Which gains and losses related to investments are included in the income statement? Which gains and losses related to investments are included in the$$consolidated balance sheets as a component of Other Comprehensive Income?

Which categories of investments are adjusted to fair value?

Let$$s say that Coca$-$Cola has Apple stock that it has classified as a trading security. How and when will it determine the fair value of that Apple stock?

Now let$$s say that Coca$-$Cola owns $35\%$ of the common stock of a company. How and when will it determine the fair value of that equity security?

Where can you find Consolidated Net Income on the excerpts of the financial statements included here?

What does $$unrealized$$ mean with respect to investments?