15. Panjim's prepaid expense account consists only of garage rental prepayments. Its 2015 beginning and ending balance were the same. Which one of the following statements must be true? Panjim had no garage rental expenses during 2015 Panjim's prepaid expense account balance never varied during 2015 Panjim's prepaid expense account balance varied during 2015 None of the above statements is true PANJIM TRADING COMPANY T-ACCOUNT 2015 Cash Bal 1/1 Collections from customers Common stock issued Five-year bank loan Sales of used van 225,000 60,000 44,000 Payments to suppliers 20,000 13,000 Purchase of machinery 75,000 100,000 Salaries paid 10.000 4,000 Dividends paid 5.000 Interest payment 1,000 Garage rental prepayment Bal 12/31 223,000