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On July 1, 2025, Sunland Co. pays $21,000 to Flounder Insurance Co. for a 1-year insurance contract. Both companies have fiscal years ending December 31 . Journalize the entry on July 1 and the adjusting entry on December 31 for Flounder insurance Co. Flounder uses the accounts Unearned Service Revenue and Service Revenue. (List all debit entries before credit entries. Record journol entries in the order presented in the problem. If no entry is required, select "No Entry" for the account titles and enter O for the amounts. Credit account titfes are automatically indented when the amount is entered. Do not indent manually.) Post the entry on July 1 and the adjusting entry on December 31 for Flounder Insurance Co. (Post entries in the order of Joumal entries presented in the previous part.)