Korea challenges the manner in which the USDOC determines whether the conditions for the application of the W-T comparison methodology are met, and the scope of its application: (i) “as applied” in the Washers investigation; (ii) under the Differential Pricing Methodology (DPM) “as such”; and (iii) the future, ongoing application of the DPM in the context of the USDOC's Washers proceeding.