The TimeNow Corporation Had 2017 Fixed Assets of $1345, Current

The TimeNow Corporation had 2017 fixed assets of $1345, current assets of $260, current liabilities of $180 and shareholder's equity of $775. The 2016 fixed assets were $1300, current assets of $220, current liabilities of 300, long-term liabilities of $390 and shareholder's equity of $750. What was the change in net working capital for TimeNow in 2017?

A) 80.
B) 20.
C) 60.
D) 160.