Required information A metal-plating company is considering four different methods for recovering by-product heavy metals from a manufacturing site's liquid waste. The investment costs and annual net incomes associated with each method have been estimated. All methods have an 8-year life; the MARR is 11% per year, and an AW-based ROR analysis is required. Method First Cost, $ A B -30,000 -36,000 -41,000 -53,000 Annual Net Salvage Value, $|| Income, $/Year +1000 +4000 +2000 +5000 +500 +8000 T -2000 T +10,500 If the methods are independent (because they can be implemented at different plants), which ones are acceptable? Method A is ( (Click to select)) Method B is ( (Click to select)). Method C is ( (Click to select) $). Method Dis ( (Click to select))