How many days of bare base operations must logistics details sustain in support of contingency missions?

In logistical operations for contingency missions, a critical element is the ability to sustain bare base operations for a specified duration. The correct choice reflects the established standard of sustaining such operations for 30 days. This timeframe is essential because it allows for adequate support to personnel and equipment in austere environments, ensuring that all necessary resources, such as supplies and maintenance, are available for operational readiness.

Being prepared for 30 days provides a buffer to allow for the establishment of more permanent logistics, while also considering the potential for unforeseen circumstances that might extend the need for these operations. This standard helps ensure that missions can be conducted efficiently without immediate reliance on resupply or external support, thus ensuring the effectiveness of ongoing contingency operations.