Final answer:
FM Analyze is the FuelsManager Defense application used for tracking sampling dates and storing sampling results, which is essential for maintaining fuel quality.
Step-by-step explanation:
The FuelsManager Defense application used to track sampling dates and store sampling results is FM Analyze. This module is designed to help maintain quality control over fuel by allowing users to schedule, record, and report samples and their results. Accurate tracking of sampling data is crucial for the management of fuel quality in defense operations. Modules like FM Monitor, FM Inventory, and FM Logistics serve other functions such as monitoring fuel levels, managing inventory, and overseeing the logistics of fuel distribution respectively.