Counterintelligence includes which activities, and what is a common tactic used to safeguard national security?

Counterintelligence includes which activities, and what is a common tactic used to safeguard national security?

• A. Activities to identify and prevent foreign intelligence threats; tactic: insider threat mitigation and rigorous personnel vetting.
• B. Economic sanctions enforcement.
• C. Public diplomacy campaigns.
• D. Organizing charity drives.

Answer: (A)