Final answer:
The Program Security Office typically has the authority to approve SOPs, security plans, and security documentation for a Special Access Program.
Step-by-step explanation:
In the context of a Special Access Program (SAP), which involves heightened security measures and protocols due to the sensitivity of the information or technology being handled, the authority to approve standard operating procedures (SOPs), security plans, and security documentation typically falls within the purview of the Program Security Office (PSO). The PSO is responsible for overseeing the implementation and adherence to security measures that protect the integrity and confidentiality of the sensitive materials associated with the SAP. Formal Access Approval might be required for personnel access to the SAP, but it does not usually extend to the authority over documents and procedures. Black Programs refer to classified projects, and this term does not denote a specific approval authority.