During the Coming Year, Gold & Gold Wants to Increase

During the coming year, Gold & Gold wants to increase its free cash flow by $180 million, which should result in a higher EVA and stock price.The CFO has made these projections for the upcoming year:

What increase in net working capital (in millions of dollars) would enable the firm to meet its target increase in FCF?

A) $72
B) $90
C) $108
D) $130
E) $156