; (VII) endorses or espouses terrorist activity or persuades others to endorse or espouse terrorist activity or to support a terrorist organization described in subclause (I) or (II) of clause (vi); (VIII) has received military-type training (as defined in section 2339D (c)(1) of title 18, United States Code) from or on behalf of any organization that, at the time the training was received, was a terrorist organization described in subclause (I) or (II) of clause (vi)), or was a terrorist organization described in subclause (III) of such clause and there are reasonable grounds for regarding the alien as a danger to the security of the United States; or (IX) is the spouse or child of an alien who is inadmissible under this subparagraph, if the activity causing the alien to be found inadmissible occurred within the last 5 years, is inadmissible. An alien who is an officer, official, representative, or spokesman of the Palestine Liberation Organization is considered, for purposes of this Act, to be engaged in a terrorist activity. (ii) Exception Subclause (IX) of clause (i) does not apply to a spouse or child— (I) who did not know or should not reasonably have known of the activity causing the alien to be found inadmissible under this section