Which one of the following is an example of a erosion cost? A) $1,500 of lost sales because an item was out of stock B) $1,200 paid to repair a machine last year C) $20,000 project that must be forfeited if another project is accepted D) $4.500 reduction in current shoe sales if a store commences selling sandals E) $1,800 increase in comic book sales if a store ceases selling puzzles A OB OD CE