; (ii) to determine whether the operator possesses any personal information of the minor, the nature of any such information, and the purposes for which the information was collected and is being retained; (iii) to obtain any personal information of the minor that is in the possession of the operator from the operator, or from a person specified by the operator, within a reasonable time after making a request, at a charge (if any) that is not excessive, in a reasonable manner, and in a form that is readily intelligible to the minor; (iv) to challenge the accuracy of personal information of the minor that is in the possession of the operator; and (v) if the minor establishes the inaccuracy of personal information in a challenge under clause (iv), to have such information erased, corrected, completed, or otherwise amended. (B) Limitation Nothing in this paragraph shall be construed to permit an operator to erase or otherwise modify personal information requested by a law enforcement agency pursuant to legal authority. (7) Individual participation principle The operator should— (A) obtain consent from a minor before using or disclosing the personal information of the minor for any purpose other than the purposes described in subparagraphs (A) through (C) of paragraph (3)