Which of the following is true about insider threats?

$($Select the best answer$)$

$q,$

Insider threats only include purposeful disclosure of national security information.

Insider threats can include employees, vendors, contractors, volunteers, and anyone with authorized access to U$.$S$.$ Government resources.

Only U$.$S$.$ Government employees or contractors can be insider threats.

Insider threats involve information and technology and do not include threats of terrorism or violence: