What action is performed when searching a prisoner for intelligence gathering?

When gathering intelligence from a prisoner, the most appropriate action taken is to conduct a search. This process entails a thorough examination of the prisoner’s person, clothing, and any belongings to discover potential information or assets that could be relevant to the mission. The term "search" encompasses not just a visual inspection, but also more rigorous techniques to uncover concealed materials, documents, or devices that may hold crucial intelligence.

The focus on searching, as opposed to merely examining, scanning, or investigating, highlights the comprehensive and systematic approach necessary in these situations. Searching involves both tactile and visual methods, ensuring that nothing of potential importance is overlooked. In contrast, terms like "examine" and "scan" suggest a more superficial level of scrutiny, while "investigate" implies a broader inquiry that might not be specifically about physical inspection of the individual but could involve various other methods of information-gathering. Hence, searching is the correct and most suitable term in the context of intelligence gathering from a prisoner.