plz solve Q23 Q15 in 15 mins i will thumb up

Question 23 Which of the following equations expresses the definition of income"? Income = Revenues - Expenses Income = (Revenues + Gains) - (Expenses + Losses) Income = Revenues + Gains Income = Gains - Losses Question 15 Non-current liabilities include obligations not expected to be liquidated within the next year or operating cycle. obligations payable at some date beyond the next year or operating cycle. Odeferred income taxes and most lease obligations. all of these choices are correct