In early July, Colin Marks purchased a $$89$ ticket to the December $15$ game of the Sarasota Shippers. Parking for the game was expected to cost approximately $$41,$ and Marks would probably spend another $$34$ for a souvenir program and food. It is now December $14.$ The Shippers were having a miserable season and the temperature was expected to peak at $5$ degrees on game day. Marks therefore decided to skip the game and took his wife to the movies, with tickets and dinner costing $$60.$ The sunk cost associated with this decision situation is: