Element Company had the following long-term available-for-sale securities in its portfolio at December 31 for each of the years listed.The year-end cost and fair values for its portfolio follow.Beginning with Year 1,prepare the appropriate journal entry to record each year-end market adjustment for these securities. 
Definitions:
Dominant Strategy
A strategy in game theory that always results in the best payoff for a player, regardless of what the opposing players do.
Sponsor
An individual or organization that provides support, usually financial, for an event, activity, person, or organization.
Marathon
A long-distance running race with an official distance of 42.195 kilometers or about 26.2 miles.
Noncooperative Game
Game in which negotiation and enforcement of binding contracts are not possible.
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