For each separate case, record the necessary adjusting entry. On July 1, Lopez Company paid $2,100 for six months of insurance coverage. No adjustments have been made to the Prepaid Insurance account, and it is now December 31. Zim Company has a Supplies account balance of $6,800 at the beginning of the year. During the year, it purchased $2,900 of supplies. As of December 31, a physical count of supplies shows $1,250 of supplies available. Prepare the year-end adjusting entries to reflect expiration of the insurance and correctly report the balance of the Supplies account and the Supplies Expense account as of December 31.