The correct answer is diffution
Answer: a color wheel is a representation of colors that are arranged by their chromatic relationship, you can use color wheels in different ways one being that you can use it help show you complementary colors, or help you choose what colors you want to use on your art.
It's important because in a person's life, there will be things that are risky (hard).
There will be options in your life that you will need to make. There also things you may need to be aware of, so not every time you may be lucky.