Final answer:
The frequency of inspection of the undercarriage of heavy apparatus by the administrative battalion commander varies depending on specific policies and regulations.
Step-by-step explanation:
The inspection of the undercarriage of heavy apparatus is not part of the typical curriculum in Social Studies. However, this question seems to be related to the policies and procedures of an administrative battalion commander, which falls under the domain of Social Studies.
The frequency of inspections may vary depending on the specific policies of the battalion commander and the regulations in place. In a military context, the inspection of heavy apparatus such as tanks or armored vehicles is a crucial part of maintenance and safety procedures. It is important to ensure that the undercarriage is in good condition to prevent accidents or malfunctions.
To determine the specific frequency of inspections, the student should refer to relevant military manuals or seek information from an authoritative source within the military hierarchy.