Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make applejack [title] Sterilize all of your equipment. [step] Since the fermentation process for applejack requires activating the proper bacteria, you want to make sure that only those bacteria are in the mixture. Therefore, you want to sterilize all of your equipment, especially the five-gallon container.

Ending1: [substeps] You can use an iodine solution, known as an iodophor, to sterilize everything. The solution is readily available from most home brewing outlets. Ending2: Follow the specific instructions that came with your equipment before and during the commercial fermentation process. [substeps] Keep in mind that freezing by way of ice water, also known as boiling water, will not provide adequate storage for the product. Ending3: [substeps] Sterilize all your equipment, including the microscope, ultrasound equipment, ceramics desk, and lens. Learn to sterilize your microscope, ultrasound equipment, lens tray, and lens port. Ending4: To sterilize the container : [substeps] Wash your hands with soap and cool water, and rinse your hands in a colander under cool, running water. Press hard on your hands until the water runs clear.

Answer format: ending1/ending2/ending3/ending4