Question 10 ( 10 points) GST Khalid is in business as a sole trader and computer repairer. Khalid charged his customers $88,000 this year and paid $22,000 for parts for his business. A - Should Khalid register for GST? B - Calculate for Khalid his GST tax payable (assuming he is registered). C - What is his income tax payable? Assume he has no private health insurance. D - Explain how you treated GST for income tax purposes