M1:Student pursuing a full course of study

M2:Spouse or child of M1.

N1 NATO-1:Principal permanent representative of Member State to NATO (including any of its subsidiary bodies) resident in the United States and resident members of permanent representative's official staff; Secretary General, Deputy Secretary General, A

N2 NATO-2:Other representatives of Member States to NATO (including any of its subsidiary bodies) including representatives, advisors and technical experts of delegations, and members of the immediate family; dependents of member of a force entering in