; and (iii) give preference to States with a prevalence of substance use disorders (in particular opioid use disorders) that is comparable to or higher than the national average prevalence, as measured by aggregate per capita drug overdoses, or any other measure that the Secretary deems appropriate. (C) Activities described Activities described in this subparagraph are, with respect to a State, each of the following: (i) Activities that support the development of an initial assessment of the behavioral health treatment needs of the State to determine the extent to which providers are needed (including the types of such providers and geographic area of need) to improve the network of providers that treat substance use disorders under the State plan (or waiver), including the following: (I) An estimate of the number of individuals enrolled under the State plan (or a waiver of such plan) who have a substance use disorder. (II) Information on the capacity of providers to provide substance use disorder treatment or recovery services to individuals enrolled under the State plan (or waiver), including information on providers who provide such services and their participation under the State plan (or waiver). (III) Information on the gap in substance use disorder treatment or recovery services under the State plan (or waiver) based on the information described in subclauses (I) and (II). (IV) Projections regarding the extent to which the State participating under the demonstration project would increase the number of providers offering substance use disorder treatment or recovery services under the State plan (or waiver) during the period of the demonstration project. (ii) Activities that, taking into account the results of the assessment described in clause (i), support the development of State infrastructure to, with respect to the provision of substance use disorder treatment or recovery services under the State plan (or a waiver of such plan), recruit prospective providers and provide training and technical