; (IV) keep a record of the covered information for law enforcement purposes; or (V) repair errors that impair the existing (as of the time when the repairs are made) functionality of the children’s service; or (iv) the covered information is used in public or peer-reviewed scientific, medical, or statistical research in the public interest that adheres to commonly accepted ethical standards or laws, with informed consent consistent with section 50.20 of title 21, Code of Federal Regulations, if the research is already in progress at the time when the request to access, delete, or correct is made under subparagraph (A), (B), or (C). (E) Prohibition on limiting or discontinuing service An operator of a children’s service may not refuse to provide a service, or discontinue a service provided, to a teenager or child on the basis of the exercise by the teenager or the parent of the child, as applicable, of any of the rights set forth in this paragraph. (7) Additional prohibited practices with respect to teenagers and children (A) In general An operator of a children’s service may not— (i) process any covered information in a manner that is inconsistent with what a reasonable teenager or parent of a child would expect in the context of a particular transaction or the teenager’s or parent’s relationship with such operator, or seek to obtain verifiable consent for such processing; (ii) process any covered information in a manner that is harmful or has been shown to be detrimental to the well-being of children or teenagers; (iii) process covered information for the purpose of providing for targeted personalized advertising or engage in other marketing to a specific child or teenager or group of children or teenagers based on— (I) using the covered information, online behavior, or group identifiers of such child or teenager or of the children or teenagers in such group