what's the answer of question A and B

(In thousands) 2015 2014 $ 316,354 $242,329 Net income Noncash charges (credits) to income Depreciation and amortization Deferred taxes 68,156 15,394 $ 399,904 62,591 22,814 $327,734 (288,174) (159,419) (1,470) 73,684 $ 24,525 (49,704) (145,554) 3,832 41,079 $177,387 Cash Provided (Used) by Operating Assets and Liabilities: Receivables Inventories Other current assets Accounts payable, accrued liabilities Total Cash Provided by Operations Investment activities Additions to plant and equipment Other investment activities Net investment activities Financing activities Purchases of treasury stock Dividends paid Net changes in short-term borrowings Additions to long-term borrowings Repayments of long-term borrowings Net financing activities Increase (decrease) in cash Beginning cash balance Ending cash balance (94,176) 14,408 ($ 79,768) (93,136) (34.771) ($127,907) (45,854) (49,290) 125,248 135,249 (39,267) (22,523) 45,067 4,610 (250,564) ($262,677) ($213,197) 291,311 $ 78,114 $ 165,353 $ 110,110 78,114 $ 188,224 (a) Explain the difference between net income and cash flow from operating activities for Techno in 2015. (b) Analyze Techno Inc.'s cash flows for 2015 and 2014