The domains of cost concerns and responsibilities are listed. Which choice is wrong?(Points : 1) P/OM is accountable for variable costs per unit. P/OM and finance are mutually involved in major determinants of fixed costs. P/OMand marketing have to work out the price per unit that customers are tobe charged and the demand volume that should result from the productionprocess. P/OM is solely responsible for decisions concerning the volume of output.