; (2) by amending subsection (c) to read as follows: (c) (1) The Secretary shall certify a firm (including any agricultural firm or service sector firm) as eligible to apply for adjustment assistance under this chapter if the Secretary determines— (A) (i) that a significant number or proportion of the workers in such firm have become totally or partially separated, or are threatened to become totally or partially separated, or (ii) that— (I) sales or production, or both, of the firm have decreased absolutely or failed to increase, (II) sales or production, or both, of an article or service that accounted for not less than 25 percent of the total sales or production of the firm during the 12-month period preceding the most recent 12-month period for which data are available have decreased absolutely or failed to increase, (III) sales or production, or both, of the firm during the most recent 12-month period for which data are available have decreased or failed to increase compared to— (aa) the average annual sales or production for the firm during the 24-month period preceding that 12-month period, or (bb) the average annual sales or production for the firm during the 36-month period preceding that 12-month period, and (IV) sales or production, or both, of an article or service that accounted for not less than 25 percent of the total sales or production of the firm during the most recent 12-month period for which data are available have decreased or failed to increase compared to— (aa) the average annual sales or production for the article or service during the 24-month period preceding that 12-month period, or (bb) the average annual sales or production for the article or service during the 36-month period preceding that 12-month period, and (B) (i) increases of imports of articles or services like or directly competitive with articles which are produced or services which are supplied by such firm contributed to such total or partial separation, or threat thereof, or to such decline or failure to increase in