Dragoo Building Inc. has a crane with a book value of $258.000 and a 4-year remaining life. A new crane is available at a cost of $633.000. Dragoo can also receive $49.800 for trading in the old pump. The new crane wll reduce variable costs by $148,300 per year over its four-year life. The total impact to Dragoo over the crane's four-year life is: Multiple Choice Increase of $10,000 Decrease of $633,000 Increase of $23,000. Decrease of $10,000. Decrease of $49,800