a.An insurance policy covering 12 months was purchased on October 1 for $24,000. The entire amount was debited to Prepaid Insurance and no adjusting entry was made for this item in the current year. o.During the year, the company received a $5,000 cash advance from a customer for services to be performed in the next year. The $5,000 was incorrectly credited to Service Revenue. c.There were no supplies listed in the balance sheet under assets. However, you discover that supplies costing $1,800 were on hand at December 31. d.Delta borrowed $90,000 from a local bank on September 1. Principal and interest at 12% will be paid on August 31 in the following year. No accrual was made for nterest in the current year