; (iii) identifying the special needs of children; and (iv) improving overall program performance in order to help prime sponsors identify problem areas that may require additional training and technical assistance resources. (B) Limitations Such measures shall not be used for an assessment for children that— (i) will be used as the sole basis for a child care and early learning provider being determined to be ineligible to participate in the program carried out under this title; (ii) will be used as the primary or sole basis for providing a reward or sanction for an individual provider; (iii) will be used as the primary or sole basis for assessing program effectiveness; or (iv) will be used to deny children eligibility to participate in the program carried out under this title. (C) Exceptions Nothing in this subchapter shall preclude a State from using a single assessment (as determined by the State) for children for— (i) supporting learning or improving a classroom environment; (ii) targeting professional development to a provider; (iii) determining the need for health, mental health, disability, developmental delay, or family support services; (iv) obtaining information for the quality improvement process at the State level