; or (ii) if the Administrator determines such plan is inconsistent with the requirements of this Act, provide to the State agency— (I) a written explanation for the determination; and (II) an opportunity to, not later than 30 days after receipt of such determination, appeal of such determination to an administrative law judge. (C) Modifications (i) Modifications At the end of the first 2-year period of any 4-year period covered by a State plan, the State apprenticeship agency may submit modifications of the State plan to the Administrator to reflect changes in labor market and economic conditions or other factors affecting the implementation of the State plan. (ii) Approval A modified State plan submitted for review under clause (i) shall be subject to the approval requirements described in subparagraph (B). (3) Technical assistance Each State Plan submitted in accordance with paragraph (2) shall describe how the State apprenticeship agency will provide technical assistance for— (A) potential sponsors, employers, labor organizations, joint labor-management organizations, qualified intermediaries, apprentices, education and training providers, credentialing bodies, eligible entities, industry associations, or any potential program participant in the national apprenticeship system in the State for purposes of recruitment, retention, program development, expansion, or implementation, including by, as necessary, supporting remote or virtual learning or training; (B) sponsors of programs registered in the State, including sponsors that are not meeting performance goals under subtitle C, for purposes of assisting sponsors in meeting or exceeding such goals