d. Provide physical and Effective Cash Management Presented below is the statement of cash flows for Professor & Sons for the month ended December 31. Identify (a) the major sources of cash, (b) the major uses of cash. and (c) the change in the cash balance during the month. $13,275 (11,131) 2,144 PROFESSOR & SONS Statement of Cash Flows For the Month Ended December 31 Cash flows from operating activities Cash receipts from customers Cash payments for operating activities. Cash provided by operating activities Cash flows from investing activities Net purchases of investments. Net capital expenditures... Cash used by investing activities Cash flows for financing activities Repurchase of common stock Cash dividends paid .... Cash used in financing activities. (140) (30,000) (30,140) (7.300) (7,000) (14.300) Het decrease in cash .... Cash at beginning of month. Fash at end of month.... (42,296) 95,000 $52,704