You are the financial controller of Omega, a listed company which prepares consolidated financial statements in accordance with International Financial Reporting Standards $($IFRS$).$ Your managing director, who is not an accountant, has recently attended a seminar and has prepared a number of questions for you concerning two issues raised at the seminar: $$One of the topics discussed at the seminar was segment reporting. I believe I heard someone say that segment reporting varies from company to company depending on its internal structure. Please explain how we should identify the segments we use to provide our segment reporting information. I do not need to know the detailed content of a segment report.$$ Required: Provide answers to the questions raised by the managing director.