Final answer:
The physical inventories on active storage tanks are normally taken between 0100 and 0900.
Step-by-step explanation:
The subject of this question is Business and it pertains to the inventory management practices of storage tanks. The correct answer is option d. 0100 and 0900. Physical inventories on active storage tanks are typically taken during off-peak hours to minimize disruptions to operations. These hours are generally during the night when there is less activity and demand for the tanks.