; (II) if permissible under clause (iii), deny the request; or (III) explain why it is not feasible to issue an opinion. (ii) Extension Notwithstanding clause (i), if the Director determines that the Agency requires additional time to issue an opinion, the Director may make a single extension of the deadline of 90 days or less. (iii) Denial of requests The Director shall not issue an opinion, and shall so inform the requestor, if the request for an opinion— (I) asks a general question of interpretation; (II) asks about a hypothetical situation; (III) asks about the conduct of someone other than the covered person on whose behalf the request is made; (IV) asks about past conduct that the covered person on whose behalf the request is made does not plan to continue in the future