A person expressing boredom with the United States mission does NOT pose risk to security at a government facility.
Option 1
All government facilities whether it is parliamentary or police station are exposed in danger always. The danger of terrorism, bombing, riots, sabotage, unlawful activities, etc. To protect these facilities government of the country take good care of the security of these centres and the staff working there.
In the given question all the given options are contributing in risk for the security of government facility except the boredom of a person from United States program because there is no way that a person's boredom can harm the government work and centres in any major way, so it cause no threat for the security of these facilities and the government of the nation.