On Jan 1 2012 East company had assests of $500 liabilites of $200 and common stock of $100. During 2012 the company experienced the following series.

Earned cash of revenue of $400

Incurred cash expenses of $250

Paid Cash dividends of $100

The amount of net cash flow from operating activites reported on east companys december 31 2012 state of cash flows would be

a.500

b.150

c.250

d.none of the above