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15:52 4 6 % PART C 1) Firms Should Conduct The Impairment Test For... Question: PART C 1) Firms Should Conduct The Impairment Test For Goodwill At Least Annually.... PART C 1) Firms should conduct the impairment test for goodwill at least annually. Accounting standards require more frequent impairment testing if some events occurs. a) Identify the main events upon which goodwill undergoes a test for its impairment. (7 marks)