It is estmated that 9 of the fred overhead costs assigned to ACT 31107 will no longer be incurred if the conpany purchases ACT31107 from the outside suppliec. WT Ginsburg Engine Company has the option of purchasing the part from an outside supplier at $9375 per unit If WT Ginsburg Engine Company purchases 1,050 ACr34107 parts from the outside supplier per monen, then its monthly operating income will intermediary calculations and your Snal anawed to thei nearest cent.) (Round any) A. decrease by 522003 B. increase by 59.368 C. inciease by 522.008 D. decrease by $2.366