Angalina has noticed that several books have gone missing from the corporate library. She would like to install security controls but is on a budget. Which is the BEST solution for her?

Domain 1: Security and Risk Management Practice Questions
Questions from the following topics are included in this domain:
Basics of security and risk management
    Differing data roles and responsibilities
    Identifying administrative, physical, and technical controls
    Ethics of security professionals
    Administrative policies, procedures, and guidelines
    Object categorization and classification
    Importance of security training