1. Please discuss at least three significant accounting policies disclosed in the report. Explain why you feel they are most important to the report. Should any disclosure be added or left out in your opinion?Answer:The main accounting policies disclosed in the ATT annual report are:For intercompany transaction, the company has used Equity method of accounting transaction. this is important as it helps in knowing the proper method of valuation used for intercompany transaction as different methods result in different amounts. Thus, disclosure of method of accounting transaction used is very important.The company focused on fair value measurement and disclosure, this is important as it helps in measuring the liabilities and other investments on a fair value which impacts the overall financial position of the company.The revenue arrangements in the company focused on multiple deliverables which focused on how revenue was allocated among all the products and services.These were the most important accounting policies that were disclosed in the annual report. The company should also focus on the method of accounting used that is historical basis and the transactions that occur in the organization are reported on cash basis or accrual basis. 2. Please discuss the segment information and why it