7. Which type of activity (Operating, Investing, or Financing) from the Statement of Cash Flow generated the most positive cash flow for Apple in 2016?

CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions 12 Months Ended Sep. 26, 2015 Sep. 24, 2016 Sep. 27, 2014 $ 21,120 $ 13,844 $ 14,259 45,687 53,394 39,510 10,505 4,210 4,938 11,257 3,586 1,382 7,946 2,863 2,347 1,095 217 (51) 1,090 1,791 (1,554) (2,104) 65,824 611 (238) (3,735) (179) 5,400 1,042 8,746 81,266 (4,232) (76) (2,220) 167 5,938 1,460 6,010 59,713 Statement of Cash Flows [Abstract] Cash and cash equivalents, beginning of the year Operating activities: Net income Adjustments to reconcile net income to cash generated by operating activities: Depreciation and amortization Share-based compensation expense Deferred income tax expense Changes in operating assets and liabilities: Accounts receivable, net Inventories Vendor non-trade receivables Other current and non-current assets Accounts payable Deferred revenue Other current and non-current liabilities Cash generated by operating activities Investing activities: Purchases of marketable securities Proceeds from maturities of marketable securities Proceeds from sales of marketable securities Payments made in connection with business acquisitions, net Payments for acquisition of property, plant and equipment Payments for acquisition of intangible assets Payments for strategic investments Other Cash used in investing activities Financing activities: Proceeds from issuance of common stock Excess tax benefits from equity awards Payments for taxes related to net share settlement of equity awards Payments for dividends and dividend equivalents Repurchases of common stock Proceeds from issuance of term debt, net Repayments of term debt Change in commercial paper, net Cash used in financing activities Increase/(Decrease) in cash and cash equivalents Cash and cash equivalents, end of the year Supplemental cash flow disclosure: Cash paid for income taxes, net Cash paid for interest (142,428) 21,258 90,536 (297) (12,734) (814) (1,388) (110) (45,977) (166,402) 14,538 107,447 (343) (11,247) (241) (217,128) 18,810 189,301 (3,765) (9,571) (242) (10) 26 (22,579) 0 (26) (56,274) 543 495 407 (1,570) (12,150) (29,722) 24,954 (2,500) (397) (20,483) (636) 20,484 730 739 (1,158) (11,126) (45,000) 11,960 749 (1,499) (11,561) (35,253) 27,114 0 2,191 (17,716) 7,276 21,120 0 6,306 (37,549) (415) 13,844 10,444 $ 1,316 13,252 $ 514 10,026 $ 339