I need help with parts B + C + D

(Related to Checkpoint 3.3) (Analyzing the cash flow Statement) Google, Inc. (GOOG), is one of the most successful Internet firms, and it experienced very rapid growth in revenues from 2011 through 2014. The cash flow statements for Google, Inc. spanning the period are found here: Answer the following questions using the information found in these statements: a. Is Google generating positive cash flow from its operations? b. How much did Google invest in new capital expenditures over the period? c. Describe Google's sources of financing in the financial markets over the period? d. Based solely on the cash flow statements for 2011 through 2014, write a brief narrative that describes the major activities of Google's management team over the period. a. Is Google generating positive cash flow from its operations? (Select the best choice below.) O A. Google has generated positive cash flow from its operations during the years 2011, 2013, and 2014 B. Google has generated positive cash flow from its operations during the years 2011, 2012, 2013, and 2014. OC. Google has generated positive cash flow from its operations during the years 2012, 2013, and 2014 O D. Google has generated positive cash flow from its operations during the years 2011, 2012, and 2014. b. How much did Google invest in new capital expenditures over the period? The amount that Google invested in new capital expenditures over the period is million. (Round to the nearest integer.) Data Table (US$ millions) 12/31/2014 12/31/2013 12/31/2012 12/31/2011 $14,479 Net income $12,933 $10,779 $9,784 Depreciation 3,528 2,739 1,984 1,381 Amortization 1,405 1,168 986 446 309 Deferred taxes (186) 2,662 (458) (254) Noncash items 1,969 2,253 2,269 Changes in working capital Cash from operating activities 378 (32) 876 678 $22,266 $14,567 $18,603 $16,640 Capital expenditures $(10,995) $(7,355) $(3,235) $(3,445) Other investing cash flow items (10,052) (6,382) (9,809) (15,583) Cash from investing activities (19,028) S(21,047) $(13,737) $(13,044) Interest and financing cash flow items $75 $(1,499) $(318) $(91) Total cash dividends paid C 0 0 Issuance (retirement) of stock 4 C 20 C (587) Issuance (retirement) of debt (30) 1,373 750 Cash from financing activities $1,302 $825 $(1,525) $(905) Foreign exchange effects $(407) (4) $1 $30 Net change in cash S(713) $(3,606) $3,957 $4,899