Need help with 7&8. Thanks

$157 -$140 -$174 7 Which of the following is (are) sources of cash? a. an increase in accounts receivable b, a decrease in common stock c. an increase in long-term debt d. a decrease in accounts payable According to the statement of cash flows, an increase in accounts receivable will the cash flow from activities O increase; investing decrease; operating D increase; operating D decrease; financial Submit Assessment