Fragment Company leased a portion of its store to another company for eight months beginning on October 1, at a monthly rate of $1,300. Fragment collected the entire $10,400 cash on October 1 and recorded it as unearned revenue. Assuming adjusting entries are only made at year-end, the adjusting entry made on December 31 would be: Multiple Choice A debit to Unearned Revenue and a credit to Rent Revenue for $3,900. A debit to Rent Revenue and a credit to Unearned Revenue for $3,900. A debit to Unearned Revenue and a credit to Rent Revenue for $6,500. A debit to Cash and a credit to Rent Revenue for $10,400. A debit to Rent Revenue and a credit to Cash for $3,900