; and (II) may award under subparagraph (A) different types of grants described under subparagraph (C) to an eligible entity for separate innovation programs or services that meet the relevant criteria for such different types of grants. (ii) Duration of award A grant awarded under subparagraph (A) shall be awarded for a period determined appropriate by the Secretary. (C) Description of grants The grants described in subparagraph (A) shall, to the extent feasible, include— (i) early-phase grants for an innovation program or service supported by any level of evidence described in clause (i), (ii), or (iii) of subparagraph (D), for the purposes of funding the development, implementation, and evaluation of such program or service; (ii) mid-phase grants for an innovation program or service supported by a moderate level of evidence or a high level of evidence (as described in clause (ii) or (iii) of subparagraph (D), respectively) for the purposes of funding the operation, expansion, and continued evaluation of such innovation program or service at a single site; and (iii) expansion grants for an innovation program or service supported by a high level of evidence, as described in subparagraph (D)(iii), for the purposes of— (I) funding the operation of such innovation program or service at a single site; (II) expansion or such innovation program or service to another site