Question 71 of 75. The general depreciation system (GDS) mirrors the alternative depreciation system (ADS), except that U GDS generally has longer recovery periods and only uses the straight-line method. O ADS generally has longer recovery periods and only uses the straight-line method. O GDS is only able to use the straight-line method O ADS is only able to use the 150% or 200% declining balance method. Mark for follow up