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D. All of these choices
allows for any changes in opsec factors over time.
A. allows for any changes in OPSEC factors over time.
A functional, active, and documented OPSEC program will have the following common features: an OPSEC Program Manager or OPSEC Officer appointed in writing; the use of the five-step OPSEC process; an OPSEC SOP to document the unit, activity, installation, or staff organization's critical information and OPSEC measures to protect it; and the coordination of OPSEC with other security programs.
One advantage of incorporating the use of OPSEC surveys is that they can help identify potential vulnerabilities and threats within an organization. By gathering information from employees, management can gain insights into areas that need improvement to strengthen their operational security. Additionally, OPSEC surveys can also increase awareness and compliance among employees regarding security practices.
A. allows for any changes in OPSEC factors over time.
Organizations use cost, efficiency, and quality.
OPSEC is the five-step risk-management process used by military and security professionals to protect sensitive information that adversaries could use.
There aren't really any organizations that use those initials, and even if there are, it would be extremely hard to find them. I'm sure there are organizations that do use them, but are hard to track down.
Organizations that use choral risers are churches which use them for their choirs. Schools for graduations, classrooms, musical chorus bands and miscellaneous events.
riskthreatsindicatorsvulnerablities
It is not possible to answer that question with any precision. Many organizations all over the world use spreadsheets; probably as many organizations as there are that use paper.