Pls Help me answer these

Q1. The Saudi Income Tax Law have distinguished between Saudi-owned entities and non-Saudi persons and entities. Discuss the difference between the two groups with regards to income tax law?                                                                                                         

Q2. Explain how the tax base is calculated according to Article (6) of the income tax law.  

Q3. Discuss the types of activities that are considered taxable according to Saudi income tax.