Entries for the Following Items Were Either Omitted or Recorded $\text { Total Assets\quad\quad Total Liabilities\quad\quad\quad Net Income }$

Entries for the following items were either omitted or recorded incorrectly in preparing the financial statements for Year 3.Indicate the amount and nature [understatement (U), overstatement (O), no effect (N)] of the effect of the omission on total assets, total liabilities, and net income for Year 3.Ignore income tax effects.Use the following format:
$\text { Total Assets\quad\quad Total Liabilities\quad\quad\quad Net Income }$
a. On December 1, Year 3, a firm debits Prepaid Rent (Advances to Car Rental Agency) for $600 for 6 months' rent on an automobile. The firm has neglected to make the adjusting entry on December 31.
b. A firm debits Administrative Expenses for $6,000 for a microcomputer acquired on July 1, Year 3. The microcomputer has an expected useful life of 3 years and zero estimated salvage value.
c. A firm rents out excess office space for the 6-month period beginning January 1, Year 3. It received the rental check for this period of $600 on December 26, Year 2, and correctly credited Advances from Tenants. It made no further journal entries during Year 3.
d. Interest on Notes Receivable of $500 had accrued by December 31, Year 3, but the firm overlooked making an entry to record this interest.
e. A firm receives a check for $250 from a customer on December 31, Year 3, in settlement of an account receivable. The firm recorded this entry with a credit to Sales.
f. A firm records as $470 an expenditure of $740 for travel during December, Year 3.