Final answer:
NFPA 1561 is a standard for emergency services, including the establishment of a command post.
Step-by-step explanation:
NFPA 1561 is a standard for emergency services called Incident Management. It provides guidelines for incident management systems during emergencies, including the chain of command and the establishment of a command post. According to NFPA 1561, the command post should be set up in a location that allows for effective command and control of the incident.
Therefore, the correct answer to the question is true - NFPA 1561 does specify where the command should set up.