Which factors are used in threat evaluation to decide whether to engage?

• A. Color of the target, weather, time of day, and operator preference.
• B. Engine type, detected altitude, and the target's country of origin.
• C. Speed, altitude, maneuverability, intent indicators, track quality, ROE, and potential collateral impact.
• D. Only speed and altitude.

Answer: (C)

Threat evaluation in air defense focuses on assessing how dangerous a detected object could be and whether engaging it fits policy and risk considerations. The right set of factors weighs speed, altitude, and maneuverability to judge reach, firing opportunity, and engagement feasibility; intent indicators show whether the object is likely hostile; track quality reflects how confident you are in the targeting data; Rules of Engagement define the permissible actions; and potential collateral impact weighs civilian harm and effects on noncombatant infrastructure. Together these elements provide a practical, policy-compliant basis to decide to engage or not. Other options mix inconsequential or irrelevant items (like color or country of origin) or omit key factors (such as maneuverability, intent indicators, and ROE), so they don’t capture the full, actionable picture of threat evaluation.