Why is this the answer?

The answer is potato because this clever riddle uses fun word pictures to describe one of the most popular and versatile foods in the world. This vegetable, which grows underground, is a perfect match for all three clever clues! Let us look at the first part of the riddle: "A skin have I." Think about what a potato looks like when your grown-up is getting ready to cook it. It has a thin, brownish layer on the outside. This is the potato's peel, and the riddle calls it a "skin." Just like a person has skin to protect them, a potato has its own skin to keep it safe and protected while it grows deep in the dirt. This outer layer is strong and helps keep the potato fresh before it is ready to be eaten. The second clue is the trickiest one, making it a wonderful word puzzle: "more eyes than one." A potato does not have real eyes like you do for seeing the world. But if you look very closely at a raw potato, you will see many little dents or tiny buds all over its surface. These little spots are actually where a new potato plant can start to grow. Because they look a little bit like closed eyes, they have earned a very special name: they are called "eyes." Since almost every potato has many of these little spots, it definitely has more than just one eye, solving this part of the riddle! Finally, the riddle says, "I can be very nice when I am done." This is a big hint about eating it! If you tried to eat a potato raw, it would be hard and would not taste very good. The magic happens when it is cooked and made into yummy food like crunchy golden french fries, soft mashed potatoes, or a warm, fluffy baked potato. It becomes a wonderful, nice, and delicious meal! The word "done" means finished cooking, and that is when the potato is at its absolute best. This riddle is a great example of how words can have two different meanings, one for people and one for a humble but amazing vegetable.