Af December 31, 2021, the trading investments for Oak Ridge Inc. are as follows: Security Cost $18.900 11.900 22.200 $53,000 Fair Value $21.200 13,500 20,200 $54.900 C Totals (a) Prepare the adjusting entry at December 31 to report the trading investment portfolio at fair value. (Lista del entries before credentries. Credit accountiles are automatically indented when the amount is entered. Do not indet mange no enby gired, select "No Entry for the account titles and enter for the amounts) Dobit Credit Date Account Titles and Explanation Dec 31