The following amounts are taken from the unadjusted trial balance of ABC Company at its year end, April 30 and are their normal balance (debit or credit). Prepaid rent.... Supplies.... Unearned revenue.. Service revenue. Rent expense... Supplies expense... 2,100 990 8,000 67,200 10,000 200 The following transactions are included in the above account balances: 1. On April 1, through a $2,100 cheque, ABC's accountant paid both April and May rent and posted the full amount to Prepaid Rent. 2. On April 22 supplies were purchased on account for $740. On April 30 a count of actual supplies on hand shows the remaining supplies to be $81. 3. On January 1 a customer paid $8,000 in advance for a service contract. As at April 30 the work was 40% complete.