Otto Corporation has the following trading portfolio of stock investments on December 31, 2009. Security A; Cost is $17,000 and Fair Value is $16,000; Security B; Cost is $22,000 and Fair Value is $26,000; Security C; Cost is $34,000 and Fair Value is $29,000.Instructions: prepare the adjusting entry for Otto Corporation on December 31, 2009 to report the portfolio at fair value.