Which of the following can hinder receiving national security eligibility?

National security eligibility can be significantly impacted by a range of factors that may raise concerns about an individual's reliability, trustworthiness, and judgment. The correct answer includes all the mentioned conditions as they collectively contribute to the overall assessment of a person's fitness for access to classified information or sensitive positions.

A criminal record is a major concern because it may indicate a pattern of behavior that could pose a risk to national security. History of illegal activity can suggest a lack of adherence to laws and regulations, which is critical when determining eligibility.

Financial instability also plays a crucial role. Issues such as significant debt or a history of bankruptcy may indicate susceptibility to coercion or other pressures that could compromise the individual’s loyalty or discretion.

Substance abuse issues are equally concerning. Struggles with addiction can impair judgment and decision-making abilities, leaving an individual vulnerable to exploitation or risky behavior that could jeopardize national security.

All of these issues are considered in a comprehensive evaluation process that aims to ensure individuals entrusted with sensitive information are stable, reliable, and devoid of factors that could lead to compromised security.