The current period statement of cash flows includes the following:

Cash balance at the beginning of the period	$310,000
Net cash flow from operating activities	185,000
Net cash flow used for investing activities	43,000
Net cash flow used for financing activities	97,000

The cash balance at the end of the period is

a. $635,000

b. $125,000

c. $45,000

d. $355,000