Bioclean Co. sells a biodegradable cleaning product and has predicted the following sales for the first four months of the current year: Jan. Feb. March April Sales in units 1,750 1,950 2,150 1,650 Ending inventory for each month should be 10% of the next month's sales, and the December 31 inventory is consistent with that policy. How many units should be purchased in February? 1,950. 2,165. 1,970. 1,990. 1,930.