Crater Company Reports a $90,000 Increase in Inventory and a $30,000

Crater Company reports a $90,000 increase in inventory and a $30,000 increase in accounts payable during the year. Cost of Goods Sold for the year was $900,000.
The cash payments made to suppliers were:

A) $ 900,000
B) $1,020,000
C) $ 960,000
D) $ 840,000