CPA The following information was extracted from quarterly reports for Walmart Inc. (amounts in millions): Three Months Ended Three Months Ended Three Months Ended April 30, 2017 July 31, 2017 October 31, 2017 Operating Operating Operating Net Sales Income Net Sales Income Net Sales Income Walmart U.S.. ..... .. . . . .. ... $75,436 $4.269 $78,738 $4.618 $77,724 $4,030 Walmart International . . .... .. 27,097 1,163 28,331 1.592 29,548 1.249 Sam's Club .... . . . . . .. ...... 13,993 414 14,880 404 14,864 447 The following information was extracted from the notes to the financial statements in the Walmart Inc., Annual Report (for the fiscal year ended January 31, 2018, amounts in millions): Note 15. Segments Fiscal Year Ended January 31, 2018 Walmart Walmart Corporate U.S. International Sam's Club and Support Consolidated Net sales. .... $318,477 $118.068 $59.216 $495,761 Operating income (loss) . . . ... 17.869 5,352 982 (3,766) 20,437 Total assets. 104,347 81,549 13,418 5.208 204,522 Note 17. Quarterly Financial Data (unaudited) Fiscal Year Ended January 31, 2018 Q1 Q2 Q3 Q4 Net sales.. $116,526 $121,949 $122,136 $135,150 Cost of sales 87.688 91,521 91.547 102.640 Consolidated net income 3,152 3,104 1.904 2.363 Required 1. Assess the seasonal nature of Walmart's sales and income for the company as a whole and by operating segment. 2. Assess Walmart's profitability by quarter and by operating segment