Define 'Backstopping' in undercover operations.

• A. Provide Backup in Interviews
• B. Verify Informant Authenticity
• C. Support/Reinforce UC Agents' Background Stories With Issued Identification and Documents
• D. Schedule Post-Operational Debriefings

Answer: (C)

Backstopping in undercover operations means providing the undercover agent with credible support for their assumed identity by supplying issued identification and documents that reinforce their background story. This helps the agent move and interact in the field with a believable history and credentials, reducing the risk of exposure if questioned or scrutinized by targets, informants, or other personnel. The materials created and maintained by the backstop team—such as IDs, letters of affiliation, and background records—are designed to align with the character the agent is portraying and to withstand careful examination.

The other options don’t fit as well because they describe different functions: backing up in interviews is about direct interaction with people, not maintaining the cover; verifying informant authenticity is about source validation, not sustaining the undercover identity; scheduling post-operational debriefings occurs after the mission and relates to after-action review, not to the cover support provided during the operation.