Question 3. (10 marks) Classify the following as systematic or unsystematic risk. The short-term interest rates increased unexpectedly. 1. Oil prices increased unexpectedly iii. A producer lost a multimillion-dollar liability suit. iv. Company lost a huge amount of money because of covid 19 lockdowns. Question 4. (10 marks) What are different financing options for a business? Is there any standard or easily identifiable debt-equity ratio that will maximize the value of a firm? Why or why not? Expected word count: 150 words