Which sources can be used to obtain off-line searches?

The correct answer is based on the fact that to conduct off-line searches, multiple reliable sources are necessary to gather comprehensive information. In this case, TIES (Tennessee Integrated Employment System), NCIC (National Crime Information Center), and the Tennessee Department of Safety's Title and Registration Division all provide important data that can be accessed for off-line searches.

NCIC serves as a national database that contains a wealth of information related to criminal justice, including details on stolen vehicles, wanted persons, and missing persons. TIES complements this by offering access to state-specific data pertinent to law enforcement and investigations. Additionally, the TN Department of Safety's Title and Registration Division provides critical information regarding vehicle registrations and titles that may be needed in various investigative scenarios.

While the other options might suggest using a limited scope of sources, option B encompasses a holistic view of available resources that can significantly enhance the effectiveness of off-line searches for law enforcement purposes. By combining these sources, investigators can achieve a more thorough and accurate understanding of the information they are looking for.