Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to cook oats [title] Put 1 cup (235 ml) of water or milk and a dash of salt in a medium-size pot. [step] Place the pot on the stovetop, and turn the stove on medium-high. Watch the pot for when the liquid reaches a boil.

Ending1: [title] Turn the burner to high heat and bring the water to a gentle boil. [step] Test the temperature of the water to make sure it reaches a rolling boil. Ending2: Then wait until the liquid reaches a rolling boil, which should take approximately 8 minutes. [substeps] If you would prefer a lighter color, the water will be almost ready after you turn off the heat. Ending3: [substeps] Aside from the salt, you may also use corn syrup, granulated sugar, or coconut oil. Salt is healthier than powdered salt, and can stop a boil if you know what you're doing. Ending4: [substeps] Using 1 cup (235 ml) of liquid and 0.5 cup (45 g) of oats will make a serving of oats for 1 person. If you're cooking oats for multiple people, scale up the amount of liquid and oats as necessary.

Answer format: ending1/ending2/ending3/ending4