The Following Is from the Financial Statement Footnotes from Perfect

Essay

The following is from the financial statement footnotes from Perfect Container Retailers:
As of December 31, 2016, the Company's marketable securities approximated the fair market values of the securities and the unrealized gains and losses on these securities were not significant. As of September 30, 2016, the Company had recorded an unrealized gain of approximately $4.6 million in other comprehensive income on its investment in a certain private company. In 2017, the Company sold this investment in its entirety and realized a gain on the sale of $5.8 million.
A. How did Perfect Container classify these marketable securities? How do you know?
B. How did the unrealized gain of $4.6 million affect Perfect Container's 2016 net income?