Classify the following events as mostly systematic or mostly un-systematic. Is the distinction clear in every case? a. Short term interest rates decrease expectantly. b. The interest rate a company pays on its short term debt borrowing is increased by the bank. C. Oil prices expectantly decline. d. An oil tanker runs aground creating a large oil spill. e. A major manufacturing company loses a multimillion dollar product liability suit. f. The Supreme Court of Canada decision substantially broadens producer liability for injuries suffered by product users