Jane Jones is the controller for XYZ Corporation, a publicly traded company in Canada. XYZ Corporation made $100,000 in the first quarter and $250,000 in the second quarter. It also earned $550,000 in the third quarter and earned $100,000 in the fourth quarter. The company is subject to an income tax rate of 20% on the first $400,000 of income and of 50% on any income above $400,000.

Required

a. How much income tax expense would Jane recognize in each quarter assuming she follows the discrete approach to accounting for income taxes?

b. How much income tax expense would Jane recognize in each quarter assuming she follows the integral approach to accounting for income taxes?

c. Which approach should Jane use?