Answer:
The scenarios in which it is not permissible to wear options are;
Cadet Hastings is attending a ceremony honoring veterans at a political rally
Cadet Vonning volunteered to "get out the vote" at his high school by passing out information about polling places and times
Explanation:
Junior Reserve Officers' Training Corps (JROTC) Cadets are barred from putting on Army uniform in the following scenarios
(1) To promote commercial or political activities or interests
(2) When taking part in public demonstrations, public rallies, public marches, picket lines, broadcasted or while being interviewed in public, without authorization
(3) When in attendance of an event or meeting sponsored by or related to an extremist organization.