The Gramm$-$Leach$-$Bliley Act $($GLBA$)$ Safeguards Rule aims to protect the security, confidentiality and integrity of customer information. Which of the following is an example of an Administrative level of security under the GLBA?

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Implementing provisions to manage workforce risks and the type or level of security.

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Providing environmental safeguards, business continuity plans and disaster recovery.

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Securing the computer systems, networks and applications together with access controls.

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Protecting against anticipated threats or hazards to the security or integrity of the information.