At December 31, 2018, before any year-end adjustments, Murmur Company's Insurance Expense account had a balance of $2,450 and its Prepaid Insurance account had a balance of $3,800. It was determined that $2,800 of the Prepaid Insurance had expired. The adjusted balance for Insurance Expense for the year would be $2,450. $3,450. $2,800. $5,250.