Describe the role of surveillance in security operations.

Surveillance plays a crucial role in security operations as it aids in monitoring activities and identifying potential threats. By consistently observing an environment, security personnel can detect unusual behaviors or events that may indicate a security risk. This proactive measure allows for timely interventions before situations escalate into serious incidents.

Effective surveillance also contributes to gathering evidence and documenting incidents, which is vital for investigations and legal proceedings. Moreover, the information obtained through surveillance helps security teams understand patterns and trends, which can inform strategy and resource allocation.

While surveillance can indeed deter criminals by increasing the perceived likelihood of detection, its more comprehensive role encompasses ongoing monitoring and threat identification, making it an integral part of a thorough security strategy. The other options do not reflect the full scope and effectiveness of surveillance in security operations, misrepresenting its purpose and potential impact.