Assessment
planning
Planning
Planning includes developing guidance for commanders, staff, and others.
Wiki.answers.com
architecture and doctrine
Preparation is the step that includes developing guidance for and equipment to commanders, staff, and forces. This is a part of the Army Personnel Recovery act.
briefings
PR focal groups are the commanders and staffs, recovery forces, and IP.
THE CORRECT ANSWER is Personnel Recovery Execution
PR focal Group is used to describe how commanders and staff units and individuals work together to synchronize their actions with others.
If you are referring to "staff" as in employees of a company, the word is a collective noun, which can be plural "staffs" to indicate more than one separate staff.If you are referring to "staff" as being a stick or pole, the plural would be "staves".