The Pieper Corp. recorded the accrual of a revenue by debiting Accounts Receivable and crediting Unearned Revenue. What is the effect of the error on Assets, Liabilities and Net Income, respectively? Select one: O a. Understated, Overstated, No Error O b. Overstated, No Error, Overstated O c. Understated, No Error, Overstated O d. No Error, Overstated, Understated O e. No Error, Understated, Understated